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Finding the Fourth Proportional to 15,272.58, 22,917.72 and 8,252.76

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Solution

The fourth proportional to 15,272.58, 22,917.72 and 8,252.76 is: 12,383.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.58 : 22,917.72 = 8,252.76 : x
  2. Step 2: Convert to fraction form
    15,272.58/22,917.72 = 8,252.76/x
  3. Step 3: Cross multiply
    15,272.58x = 22,917.72 × 8,252.76
  4. Step 4: Simplify right side
    15,272.58x = 189,134,442.91
  5. Step 5: Solve for x
    x = 189,134,442.91/15,272.58
  6. Step 6: Final answer
    x = 12,383.92

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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.