Home / 27,617.46-38,134.60-22,513.80

Finding the Fourth Proportional to 27,617.46, 38,134.60 and 22,513.80

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Solution

The fourth proportional to 27,617.46, 38,134.60 and 22,513.80 is: 31,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.46 : 38,134.60 = 22,513.80 : x
  2. Step 2: Convert to fraction form
    27,617.46/38,134.60 = 22,513.80/x
  3. Step 3: Cross multiply
    27,617.46x = 38,134.60 × 22,513.80
  4. Step 4: Simplify right side
    27,617.46x = 858,554,757.48
  5. Step 5: Solve for x
    x = 858,554,757.48/27,617.46
  6. Step 6: Final answer
    x = 31,087.39

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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.