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Finding the Fourth Proportional to 32,455.92, 48,686.76 and 9,082.56

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Solution

The fourth proportional to 32,455.92, 48,686.76 and 9,082.56 is: 13,624.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,455.92 : 48,686.76 = 9,082.56 : x
  2. Step 2: Convert to fraction form
    32,455.92/48,686.76 = 9,082.56/x
  3. Step 3: Cross multiply
    32,455.92x = 48,686.76 × 9,082.56
  4. Step 4: Simplify right side
    32,455.92x = 442,200,418.91
  5. Step 5: Solve for x
    x = 442,200,418.91/32,455.92
  6. Step 6: Final answer
    x = 13,624.65

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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.