Home / 47,687.24-65,805.32-29,781.18

Finding the Fourth Proportional to 47,687.24, 65,805.32 and 29,781.18

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Solution

The fourth proportional to 47,687.24, 65,805.32 and 29,781.18 is: 41,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,687.24 : 65,805.32 = 29,781.18 : x
  2. Step 2: Convert to fraction form
    47,687.24/65,805.32 = 29,781.18/x
  3. Step 3: Cross multiply
    47,687.24x = 65,805.32 × 29,781.18
  4. Step 4: Simplify right side
    47,687.24x = 1,959,759,930.97
  5. Step 5: Solve for x
    x = 1,959,759,930.97/47,687.24
  6. Step 6: Final answer
    x = 41,096.11

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1.5x scale

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.