Home / 47,372.31-65,397.42-29,473.08

Finding the Fourth Proportional to 47,372.31, 65,397.42 and 29,473.08

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Solution

The fourth proportional to 47,372.31, 65,397.42 and 29,473.08 is: 40,687.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,372.31 : 65,397.42 = 29,473.08 : x
  2. Step 2: Convert to fraction form
    47,372.31/65,397.42 = 29,473.08/x
  3. Step 3: Cross multiply
    47,372.31x = 65,397.42 × 29,473.08
  4. Step 4: Simplify right side
    47,372.31x = 1,927,463,391.45
  5. Step 5: Solve for x
    x = 1,927,463,391.45/47,372.31
  6. Step 6: Final answer
    x = 40,687.55

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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.