Home / 16,244.97-22,417.87-9,171.69

Finding the Fourth Proportional to 16,244.97, 22,417.87 and 9,171.69

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Solution

The fourth proportional to 16,244.97, 22,417.87 and 9,171.69 is: 12,656.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.97 : 22,417.87 = 9,171.69 : x
  2. Step 2: Convert to fraction form
    16,244.97/22,417.87 = 9,171.69/x
  3. Step 3: Cross multiply
    16,244.97x = 22,417.87 × 9,171.69
  4. Step 4: Simplify right side
    16,244.97x = 205,609,754.10
  5. Step 5: Solve for x
    x = 205,609,754.10/16,244.97
  6. Step 6: Final answer
    x = 12,656.83

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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.