Home / 38,502.27-57,687.80-31,110.21

Finding the Fourth Proportional to 38,502.27, 57,687.80 and 31,110.21

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Solution

The fourth proportional to 38,502.27, 57,687.80 and 31,110.21 is: 46,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502.27 : 57,687.80 = 31,110.21 : x
  2. Step 2: Convert to fraction form
    38,502.27/57,687.80 = 31,110.21/x
  3. Step 3: Cross multiply
    38,502.27x = 57,687.80 × 31,110.21
  4. Step 4: Simplify right side
    38,502.27x = 1,794,679,416.89
  5. Step 5: Solve for x
    x = 1,794,679,416.89/38,502.27
  6. Step 6: Final answer
    x = 46,612.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.