Home / 31,759.11-43,830.77-17,614.62

Finding the Fourth Proportional to 31,759.11, 43,830.77 and 17,614.62

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Solution

The fourth proportional to 31,759.11, 43,830.77 and 17,614.62 is: 24,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.11 : 43,830.77 = 17,614.62 : x
  2. Step 2: Convert to fraction form
    31,759.11/43,830.77 = 17,614.62/x
  3. Step 3: Cross multiply
    31,759.11x = 43,830.77 × 17,614.62
  4. Step 4: Simplify right side
    31,759.11x = 772,062,269.78
  5. Step 5: Solve for x
    x = 772,062,269.78/31,759.11
  6. Step 6: Final answer
    x = 24,309.95

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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.