Home / 22,844.97-34,218.86-12,979.17

Finding the Fourth Proportional to 22,844.97, 34,218.86 and 12,979.17

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Solution

The fourth proportional to 22,844.97, 34,218.86 and 12,979.17 is: 19,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,844.97 : 34,218.86 = 12,979.17 : x
  2. Step 2: Convert to fraction form
    22,844.97/34,218.86 = 12,979.17/x
  3. Step 3: Cross multiply
    22,844.97x = 34,218.86 × 12,979.17
  4. Step 4: Simplify right side
    22,844.97x = 444,132,336.25
  5. Step 5: Solve for x
    x = 444,132,336.25/22,844.97
  6. Step 6: Final answer
    x = 19,441.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.