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Finding the Fourth Proportional to 32,471.52, 48,708.64 and 12,754.34

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Solution

The fourth proportional to 32,471.52, 48,708.64 and 12,754.34 is: 19,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,471.52 : 48,708.64 = 12,754.34 : x
  2. Step 2: Convert to fraction form
    32,471.52/48,708.64 = 12,754.34/x
  3. Step 3: Cross multiply
    32,471.52x = 48,708.64 × 12,754.34
  4. Step 4: Simplify right side
    32,471.52x = 621,246,555.50
  5. Step 5: Solve for x
    x = 621,246,555.50/32,471.52
  6. Step 6: Final answer
    x = 19,132.04

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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.