Home / 22,070.35-30,457.05-11,998.76

Finding the Fourth Proportional to 22,070.35, 30,457.05 and 11,998.76

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Solution

The fourth proportional to 22,070.35, 30,457.05 and 11,998.76 is: 16,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.35 : 30,457.05 = 11,998.76 : x
  2. Step 2: Convert to fraction form
    22,070.35/30,457.05 = 11,998.76/x
  3. Step 3: Cross multiply
    22,070.35x = 30,457.05 × 11,998.76
  4. Step 4: Simplify right side
    22,070.35x = 365,446,833.26
  5. Step 5: Solve for x
    x = 365,446,833.26/22,070.35
  6. Step 6: Final answer
    x = 16,558.27

Related Problems

Find fourth proportional to 11,035.17, 15,228.53 and 5,999.38
Half scale
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Double scale
Find fourth proportional to 22,071.35, 30,458.43 and 11,999.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.