Home / 39,376.17-59,042.43-15,681.87

Finding the Fourth Proportional to 39,376.17, 59,042.43 and 15,681.87

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Solution

The fourth proportional to 39,376.17, 59,042.43 and 15,681.87 is: 23,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.17 : 59,042.43 = 15,681.87 : x
  2. Step 2: Convert to fraction form
    39,376.17/59,042.43 = 15,681.87/x
  3. Step 3: Cross multiply
    39,376.17x = 59,042.43 × 15,681.87
  4. Step 4: Simplify right side
    39,376.17x = 925,895,711.74
  5. Step 5: Solve for x
    x = 925,895,711.74/39,376.17
  6. Step 6: Final answer
    x = 23,514.11

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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.