Home / 16,665.20-22,998.67-9,591.64

Finding the Fourth Proportional to 16,665.20, 22,998.67 and 9,591.64

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Solution

The fourth proportional to 16,665.20, 22,998.67 and 9,591.64 is: 13,236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665.20 : 22,998.67 = 9,591.64 : x
  2. Step 2: Convert to fraction form
    16,665.20/22,998.67 = 9,591.64/x
  3. Step 3: Cross multiply
    16,665.20x = 22,998.67 × 9,591.64
  4. Step 4: Simplify right side
    16,665.20x = 220,594,963.12
  5. Step 5: Solve for x
    x = 220,594,963.12/16,665.20
  6. Step 6: Final answer
    x = 13,236.86

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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.