Home / 39,755.61-54,863.39-22,759.79

Finding the Fourth Proportional to 39,755.61, 54,863.39 and 22,759.79

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Solution

The fourth proportional to 39,755.61, 54,863.39 and 22,759.79 is: 31,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,755.61 : 54,863.39 = 22,759.79 : x
  2. Step 2: Convert to fraction form
    39,755.61/54,863.39 = 22,759.79/x
  3. Step 3: Cross multiply
    39,755.61x = 54,863.39 × 22,759.79
  4. Step 4: Simplify right side
    39,755.61x = 1,248,679,235.09
  5. Step 5: Solve for x
    x = 1,248,679,235.09/39,755.61
  6. Step 6: Final answer
    x = 31,408.88

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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.