Home / 15,440.76-23,161.14-3,753.90

Finding the Fourth Proportional to 15,440.76, 23,161.14 and 3,753.90

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Solution

The fourth proportional to 15,440.76, 23,161.14 and 3,753.90 is: 5,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.76 : 23,161.14 = 3,753.90 : x
  2. Step 2: Convert to fraction form
    15,440.76/23,161.14 = 3,753.90/x
  3. Step 3: Cross multiply
    15,440.76x = 23,161.14 × 3,753.90
  4. Step 4: Simplify right side
    15,440.76x = 86,944,603.45
  5. Step 5: Solve for x
    x = 86,944,603.45/15,440.76
  6. Step 6: Final answer
    x = 5,630.85

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Similar ratio
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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.