Home / 29,192.59-43,781.80-13,387.74

Finding the Fourth Proportional to 29,192.59, 43,781.80 and 13,387.74

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Solution

The fourth proportional to 29,192.59, 43,781.80 and 13,387.74 is: 20,078.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.59 : 43,781.80 = 13,387.74 : x
  2. Step 2: Convert to fraction form
    29,192.59/43,781.80 = 13,387.74/x
  3. Step 3: Cross multiply
    29,192.59x = 43,781.80 × 13,387.74
  4. Step 4: Simplify right side
    29,192.59x = 586,139,355.13
  5. Step 5: Solve for x
    x = 586,139,355.13/29,192.59
  6. Step 6: Final answer
    x = 20,078.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.