Home / 28,269.54-42,367.68-11,610.72

Finding the Fourth Proportional to 28,269.54, 42,367.68 and 11,610.72

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Solution

The fourth proportional to 28,269.54, 42,367.68 and 11,610.72 is: 17,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,269.54 : 42,367.68 = 11,610.72 : x
  2. Step 2: Convert to fraction form
    28,269.54/42,367.68 = 11,610.72/x
  3. Step 3: Cross multiply
    28,269.54x = 42,367.68 × 11,610.72
  4. Step 4: Simplify right side
    28,269.54x = 491,919,269.53
  5. Step 5: Solve for x
    x = 491,919,269.53/28,269.54
  6. Step 6: Final answer
    x = 17,401.04

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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.