Home / 31,275.33-43,149.24-17,836.92

Finding the Fourth Proportional to 31,275.33, 43,149.24 and 17,836.92

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Solution

The fourth proportional to 31,275.33, 43,149.24 and 17,836.92 is: 24,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,275.33 : 43,149.24 = 17,836.92 : x
  2. Step 2: Convert to fraction form
    31,275.33/43,149.24 = 17,836.92/x
  3. Step 3: Cross multiply
    31,275.33x = 43,149.24 × 17,836.92
  4. Step 4: Simplify right side
    31,275.33x = 769,649,541.94
  5. Step 5: Solve for x
    x = 769,649,541.94/31,275.33
  6. Step 6: Final answer
    x = 24,608.84

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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.