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Finding the Fourth Proportional to 32,508.88, 48,745.08 and 10,318.12

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Solution

The fourth proportional to 32,508.88, 48,745.08 and 10,318.12 is: 15,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,508.88 : 48,745.08 = 10,318.12 : x
  2. Step 2: Convert to fraction form
    32,508.88/48,745.08 = 10,318.12/x
  3. Step 3: Cross multiply
    32,508.88x = 48,745.08 × 10,318.12
  4. Step 4: Simplify right side
    32,508.88x = 502,957,584.85
  5. Step 5: Solve for x
    x = 502,957,584.85/32,508.88
  6. Step 6: Final answer
    x = 15,471.39

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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.