Home / 16,455.38-22,708.42-9,003.38

Finding the Fourth Proportional to 16,455.38, 22,708.42 and 9,003.38

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Solution

The fourth proportional to 16,455.38, 22,708.42 and 9,003.38 is: 12,424.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.38 : 22,708.42 = 9,003.38 : x
  2. Step 2: Convert to fraction form
    16,455.38/22,708.42 = 9,003.38/x
  3. Step 3: Cross multiply
    16,455.38x = 22,708.42 × 9,003.38
  4. Step 4: Simplify right side
    16,455.38x = 204,452,398.41
  5. Step 5: Solve for x
    x = 204,452,398.41/16,455.38
  6. Step 6: Final answer
    x = 12,424.66

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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.