Home / 31,849.20-43,951.68-17,702.88

Finding the Fourth Proportional to 31,849.20, 43,951.68 and 17,702.88

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Solution

The fourth proportional to 31,849.20, 43,951.68 and 17,702.88 is: 24,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.20 : 43,951.68 = 17,702.88 : x
  2. Step 2: Convert to fraction form
    31,849.20/43,951.68 = 17,702.88/x
  3. Step 3: Cross multiply
    31,849.20x = 43,951.68 × 17,702.88
  4. Step 4: Simplify right side
    31,849.20x = 778,071,316.84
  5. Step 5: Solve for x
    x = 778,071,316.84/31,849.20
  6. Step 6: Final answer
    x = 24,429.85

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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.