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Finding the Fourth Proportional to 32,471.92, 44,811.24 and 18,324.72

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Solution

The fourth proportional to 32,471.92, 44,811.24 and 18,324.72 is: 25,288.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,471.92 : 44,811.24 = 18,324.72 : x
  2. Step 2: Convert to fraction form
    32,471.92/44,811.24 = 18,324.72/x
  3. Step 3: Cross multiply
    32,471.92x = 44,811.24 × 18,324.72
  4. Step 4: Simplify right side
    32,471.92x = 821,153,425.85
  5. Step 5: Solve for x
    x = 821,153,425.85/32,471.92
  6. Step 6: Final answer
    x = 25,288.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.