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Finding the Fourth Proportional to 15,635.52, 23,453.04 and 6,277.92

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Solution

The fourth proportional to 15,635.52, 23,453.04 and 6,277.92 is: 9,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.52 : 23,453.04 = 6,277.92 : x
  2. Step 2: Convert to fraction form
    15,635.52/23,453.04 = 6,277.92/x
  3. Step 3: Cross multiply
    15,635.52x = 23,453.04 × 6,277.92
  4. Step 4: Simplify right side
    15,635.52x = 147,236,308.88
  5. Step 5: Solve for x
    x = 147,236,308.88/15,635.52
  6. Step 6: Final answer
    x = 9,416.78

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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.