Home / 38,631.56-53,337.15-29,662.97

Finding the Fourth Proportional to 38,631.56, 53,337.15 and 29,662.97

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Solution

The fourth proportional to 38,631.56, 53,337.15 and 29,662.97 is: 40,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631.56 : 53,337.15 = 29,662.97 : x
  2. Step 2: Convert to fraction form
    38,631.56/53,337.15 = 29,662.97/x
  3. Step 3: Cross multiply
    38,631.56x = 53,337.15 × 29,662.97
  4. Step 4: Simplify right side
    38,631.56x = 1,582,138,013.65
  5. Step 5: Solve for x
    x = 1,582,138,013.65/38,631.56
  6. Step 6: Final answer
    x = 40,954.55

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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.