Home / 31,718.20-43,773.78-17,572.36

Finding the Fourth Proportional to 31,718.20, 43,773.78 and 17,572.36

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Solution

The fourth proportional to 31,718.20, 43,773.78 and 17,572.36 is: 24,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718.20 : 43,773.78 = 17,572.36 : x
  2. Step 2: Convert to fraction form
    31,718.20/43,773.78 = 17,572.36/x
  3. Step 3: Cross multiply
    31,718.20x = 43,773.78 × 17,572.36
  4. Step 4: Simplify right side
    31,718.20x = 769,208,620.72
  5. Step 5: Solve for x
    x = 769,208,620.72/31,718.20
  6. Step 6: Final answer
    x = 24,251.33

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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.