Home / 51,711.39-71,356.68-29,045.25

Finding the Fourth Proportional to 51,711.39, 71,356.68 and 29,045.25

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Solution

The fourth proportional to 51,711.39, 71,356.68 and 29,045.25 is: 40,079.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,711.39 : 71,356.68 = 29,045.25 : x
  2. Step 2: Convert to fraction form
    51,711.39/71,356.68 = 29,045.25/x
  3. Step 3: Cross multiply
    51,711.39x = 71,356.68 × 29,045.25
  4. Step 4: Simplify right side
    51,711.39x = 2,072,572,609.77
  5. Step 5: Solve for x
    x = 2,072,572,609.77/51,711.39
  6. Step 6: Final answer
    x = 40,079.62

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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.