Home / 29,091.68-43,644-15,937.28

Finding the Fourth Proportional to 29,091.68, 43,644 and 15,937.28

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Solution

The fourth proportional to 29,091.68, 43,644 and 15,937.28 is: 23,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,091.68 : 43,644 = 15,937.28 : x
  2. Step 2: Convert to fraction form
    29,091.68/43,644 = 15,937.28/x
  3. Step 3: Cross multiply
    29,091.68x = 43,644 × 15,937.28
  4. Step 4: Simplify right side
    29,091.68x = 695,566,648.32
  5. Step 5: Solve for x
    x = 695,566,648.32/29,091.68
  6. Step 6: Final answer
    x = 23,909.47

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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.