Home / 15,702.76-23,549.45-5,170.83

Finding the Fourth Proportional to 15,702.76, 23,549.45 and 5,170.83

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Solution

The fourth proportional to 15,702.76, 23,549.45 and 5,170.83 is: 7,754.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,702.76 : 23,549.45 = 5,170.83 : x
  2. Step 2: Convert to fraction form
    15,702.76/23,549.45 = 5,170.83/x
  3. Step 3: Cross multiply
    15,702.76x = 23,549.45 × 5,170.83
  4. Step 4: Simplify right side
    15,702.76x = 121,770,248.49
  5. Step 5: Solve for x
    x = 121,770,248.49/15,702.76
  6. Step 6: Final answer
    x = 7,754.71

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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.