Home / 16,638.13-24,948.87-5,540.95

Finding the Fourth Proportional to 16,638.13, 24,948.87 and 5,540.95

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Solution

The fourth proportional to 16,638.13, 24,948.87 and 5,540.95 is: 8,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.13 : 24,948.87 = 5,540.95 : x
  2. Step 2: Convert to fraction form
    16,638.13/24,948.87 = 5,540.95/x
  3. Step 3: Cross multiply
    16,638.13x = 24,948.87 × 5,540.95
  4. Step 4: Simplify right side
    16,638.13x = 138,240,441.23
  5. Step 5: Solve for x
    x = 138,240,441.23/16,638.13
  6. Step 6: Final answer
    x = 8,308.65

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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.