Home / 29,129.43-43,593.74-17,877.30

Finding the Fourth Proportional to 29,129.43, 43,593.74 and 17,877.30

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Solution

The fourth proportional to 29,129.43, 43,593.74 and 17,877.30 is: 26,754.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.43 : 43,593.74 = 17,877.30 : x
  2. Step 2: Convert to fraction form
    29,129.43/43,593.74 = 17,877.30/x
  3. Step 3: Cross multiply
    29,129.43x = 43,593.74 × 17,877.30
  4. Step 4: Simplify right side
    29,129.43x = 779,338,368.10
  5. Step 5: Solve for x
    x = 779,338,368.10/29,129.43
  6. Step 6: Final answer
    x = 26,754.33

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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.