Home / 16,265.62-22,445.49-9,191.89

Finding the Fourth Proportional to 16,265.62, 22,445.49 and 9,191.89

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Solution

The fourth proportional to 16,265.62, 22,445.49 and 9,191.89 is: 12,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265.62 : 22,445.49 = 9,191.89 : x
  2. Step 2: Convert to fraction form
    16,265.62/22,445.49 = 9,191.89/x
  3. Step 3: Cross multiply
    16,265.62x = 22,445.49 × 9,191.89
  4. Step 4: Simplify right side
    16,265.62x = 206,316,475.08
  5. Step 5: Solve for x
    x = 206,316,475.08/16,265.62
  6. Step 6: Final answer
    x = 12,684.21

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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.