Home / 16,067.72-22,171.25-9,348.17

Finding the Fourth Proportional to 16,067.72, 22,171.25 and 9,348.17

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Solution

The fourth proportional to 16,067.72, 22,171.25 and 9,348.17 is: 12,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,067.72 : 22,171.25 = 9,348.17 : x
  2. Step 2: Convert to fraction form
    16,067.72/22,171.25 = 9,348.17/x
  3. Step 3: Cross multiply
    16,067.72x = 22,171.25 × 9,348.17
  4. Step 4: Simplify right side
    16,067.72x = 207,260,526.63
  5. Step 5: Solve for x
    x = 207,260,526.63/16,067.72
  6. Step 6: Final answer
    x = 12,899.19

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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.