Home / 38,702.93-53,414.98-22,788.86

Finding the Fourth Proportional to 38,702.93, 53,414.98 and 22,788.86

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Solution

The fourth proportional to 38,702.93, 53,414.98 and 22,788.86 is: 31,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.93 : 53,414.98 = 22,788.86 : x
  2. Step 2: Convert to fraction form
    38,702.93/53,414.98 = 22,788.86/x
  3. Step 3: Cross multiply
    38,702.93x = 53,414.98 × 22,788.86
  4. Step 4: Simplify right side
    38,702.93x = 1,217,266,177.08
  5. Step 5: Solve for x
    x = 1,217,266,177.08/38,702.93
  6. Step 6: Final answer
    x = 31,451.53

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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.