Home / 38,702.18-53,061.10-38,002.34

Finding the Fourth Proportional to 38,702.18, 53,061.10 and 38,002.34

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Solution

The fourth proportional to 38,702.18, 53,061.10 and 38,002.34 is: 52,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.18 : 53,061.10 = 38,002.34 : x
  2. Step 2: Convert to fraction form
    38,702.18/53,061.10 = 38,002.34/x
  3. Step 3: Cross multiply
    38,702.18x = 53,061.10 × 38,002.34
  4. Step 4: Simplify right side
    38,702.18x = 2,016,445,962.97
  5. Step 5: Solve for x
    x = 2,016,445,962.97/38,702.18
  6. Step 6: Final answer
    x = 52,101.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.