Home / 22,070.23-30,457.52-11,999.35

Finding the Fourth Proportional to 22,070.23, 30,457.52 and 11,999.35

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Solution

The fourth proportional to 22,070.23, 30,457.52 and 11,999.35 is: 16,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.23 : 30,457.52 = 11,999.35 : x
  2. Step 2: Convert to fraction form
    22,070.23/30,457.52 = 11,999.35/x
  3. Step 3: Cross multiply
    22,070.23x = 30,457.52 × 11,999.35
  4. Step 4: Simplify right side
    22,070.23x = 365,470,380.02
  5. Step 5: Solve for x
    x = 365,470,380.02/22,070.23
  6. Step 6: Final answer
    x = 16,559.43

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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.