Home / 31,275.38-43,153.97-17,846.30

Finding the Fourth Proportional to 31,275.38, 43,153.97 and 17,846.30

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Solution

The fourth proportional to 31,275.38, 43,153.97 and 17,846.30 is: 24,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,275.38 : 43,153.97 = 17,846.30 : x
  2. Step 2: Convert to fraction form
    31,275.38/43,153.97 = 17,846.30/x
  3. Step 3: Cross multiply
    31,275.38x = 43,153.97 × 17,846.30
  4. Step 4: Simplify right side
    31,275.38x = 770,138,713.46
  5. Step 5: Solve for x
    x = 770,138,713.46/31,275.38
  6. Step 6: Final answer
    x = 24,624.44

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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.