Home / 32,078.78-48,092.18-13,372.85

Finding the Fourth Proportional to 32,078.78, 48,092.18 and 13,372.85

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Solution

The fourth proportional to 32,078.78, 48,092.18 and 13,372.85 is: 20,048.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,078.78 : 48,092.18 = 13,372.85 : x
  2. Step 2: Convert to fraction form
    32,078.78/48,092.18 = 13,372.85/x
  3. Step 3: Cross multiply
    32,078.78x = 48,092.18 × 13,372.85
  4. Step 4: Simplify right side
    32,078.78x = 643,129,367.38
  5. Step 5: Solve for x
    x = 643,129,367.38/32,078.78
  6. Step 6: Final answer
    x = 20,048.43

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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.