Home / 16,244.85-22,418.19-9,169.91

Finding the Fourth Proportional to 16,244.85, 22,418.19 and 9,169.91

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Solution

The fourth proportional to 16,244.85, 22,418.19 and 9,169.91 is: 12,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.85 : 22,418.19 = 9,169.91 : x
  2. Step 2: Convert to fraction form
    16,244.85/22,418.19 = 9,169.91/x
  3. Step 3: Cross multiply
    16,244.85x = 22,418.19 × 9,169.91
  4. Step 4: Simplify right side
    16,244.85x = 205,572,672.57
  5. Step 5: Solve for x
    x = 205,572,672.57/16,244.85
  6. Step 6: Final answer
    x = 12,654.64

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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.