Home / 27,622.97-38,142.18-22,519.29

Finding the Fourth Proportional to 27,622.97, 38,142.18 and 22,519.29

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Solution

The fourth proportional to 27,622.97, 38,142.18 and 22,519.29 is: 31,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.97 : 38,142.18 = 22,519.29 : x
  2. Step 2: Convert to fraction form
    27,622.97/38,142.18 = 22,519.29/x
  3. Step 3: Cross multiply
    27,622.97x = 38,142.18 × 22,519.29
  4. Step 4: Simplify right side
    27,622.97x = 858,934,812.65
  5. Step 5: Solve for x
    x = 858,934,812.65/27,622.97
  6. Step 6: Final answer
    x = 31,094.95

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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.