Home / 15,634.34-23,451.54-3,947.55

Finding the Fourth Proportional to 15,634.34, 23,451.54 and 3,947.55

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Solution

The fourth proportional to 15,634.34, 23,451.54 and 3,947.55 is: 5,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,634.34 : 23,451.54 = 3,947.55 : x
  2. Step 2: Convert to fraction form
    15,634.34/23,451.54 = 3,947.55/x
  3. Step 3: Cross multiply
    15,634.34x = 23,451.54 × 3,947.55
  4. Step 4: Simplify right side
    15,634.34x = 92,576,126.73
  5. Step 5: Solve for x
    x = 92,576,126.73/15,634.34
  6. Step 6: Final answer
    x = 5,921.33

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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.