Home / 14,990.18-22,481.17-5,629.48

Finding the Fourth Proportional to 14,990.18, 22,481.17 and 5,629.48

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Solution

The fourth proportional to 14,990.18, 22,481.17 and 5,629.48 is: 8,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990.18 : 22,481.17 = 5,629.48 : x
  2. Step 2: Convert to fraction form
    14,990.18/22,481.17 = 5,629.48/x
  3. Step 3: Cross multiply
    14,990.18x = 22,481.17 × 5,629.48
  4. Step 4: Simplify right side
    14,990.18x = 126,557,296.89
  5. Step 5: Solve for x
    x = 126,557,296.89/14,990.18
  6. Step 6: Final answer
    x = 8,442.68

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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.