Home / 16,333.20-22,540.32-9,259.92

Finding the Fourth Proportional to 16,333.20, 22,540.32 and 9,259.92

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Solution

The fourth proportional to 16,333.20, 22,540.32 and 9,259.92 is: 12,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,333.20 : 22,540.32 = 9,259.92 : x
  2. Step 2: Convert to fraction form
    16,333.20/22,540.32 = 9,259.92/x
  3. Step 3: Cross multiply
    16,333.20x = 22,540.32 × 9,259.92
  4. Step 4: Simplify right side
    16,333.20x = 208,721,559.97
  5. Step 5: Solve for x
    x = 208,721,559.97/16,333.20
  6. Step 6: Final answer
    x = 12,778.98

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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.