Home / 51,742.62-71,405.91-29,386.14

Finding the Fourth Proportional to 51,742.62, 71,405.91 and 29,386.14

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Solution

The fourth proportional to 51,742.62, 71,405.91 and 29,386.14 is: 40,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742.62 : 71,405.91 = 29,386.14 : x
  2. Step 2: Convert to fraction form
    51,742.62/71,405.91 = 29,386.14/x
  3. Step 3: Cross multiply
    51,742.62x = 71,405.91 × 29,386.14
  4. Step 4: Simplify right side
    51,742.62x = 2,098,344,068.09
  5. Step 5: Solve for x
    x = 2,098,344,068.09/51,742.62
  6. Step 6: Final answer
    x = 40,553.49

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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.