Home / 22,070.25-30,456.61-11,998.41

Finding the Fourth Proportional to 22,070.25, 30,456.61 and 11,998.41

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Solution

The fourth proportional to 22,070.25, 30,456.61 and 11,998.41 is: 16,557.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.25 : 30,456.61 = 11,998.41 : x
  2. Step 2: Convert to fraction form
    22,070.25/30,456.61 = 11,998.41/x
  3. Step 3: Cross multiply
    22,070.25x = 30,456.61 × 11,998.41
  4. Step 4: Simplify right side
    22,070.25x = 365,430,893.99
  5. Step 5: Solve for x
    x = 365,430,893.99/22,070.25
  6. Step 6: Final answer
    x = 16,557.62

Related Problems

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Half scale
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Double scale
Find fourth proportional to 22,071.25, 30,457.99 and 11,999.41
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.