Home / 16,338.52-22,545.84-9,265.60

Finding the Fourth Proportional to 16,338.52, 22,545.84 and 9,265.60

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Solution

The fourth proportional to 16,338.52, 22,545.84 and 9,265.60 is: 12,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338.52 : 22,545.84 = 9,265.60 : x
  2. Step 2: Convert to fraction form
    16,338.52/22,545.84 = 9,265.60/x
  3. Step 3: Cross multiply
    16,338.52x = 22,545.84 × 9,265.60
  4. Step 4: Simplify right side
    16,338.52x = 208,900,735.10
  5. Step 5: Solve for x
    x = 208,900,735.10/16,338.52
  6. Step 6: Final answer
    x = 12,785.78

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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.