Home / 16,289.52-22,480.02-9,217.02

Finding the Fourth Proportional to 16,289.52, 22,480.02 and 9,217.02

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Solution

The fourth proportional to 16,289.52, 22,480.02 and 9,217.02 is: 12,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.52 : 22,480.02 = 9,217.02 : x
  2. Step 2: Convert to fraction form
    16,289.52/22,480.02 = 9,217.02/x
  3. Step 3: Cross multiply
    16,289.52x = 22,480.02 × 9,217.02
  4. Step 4: Simplify right side
    16,289.52x = 207,198,793.94
  5. Step 5: Solve for x
    x = 207,198,793.94/16,289.52
  6. Step 6: Final answer
    x = 12,719.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.