Home / 32,440.11-48,650.12-13,719.84

Finding the Fourth Proportional to 32,440.11, 48,650.12 and 13,719.84

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Solution

The fourth proportional to 32,440.11, 48,650.12 and 13,719.84 is: 20,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,440.11 : 48,650.12 = 13,719.84 : x
  2. Step 2: Convert to fraction form
    32,440.11/48,650.12 = 13,719.84/x
  3. Step 3: Cross multiply
    32,440.11x = 48,650.12 × 13,719.84
  4. Step 4: Simplify right side
    32,440.11x = 667,471,862.38
  5. Step 5: Solve for x
    x = 667,471,862.38/32,440.11
  6. Step 6: Final answer
    x = 20,575.51

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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.