Home / 31,444.85-43,391.52-17,298.61

Finding the Fourth Proportional to 31,444.85, 43,391.52 and 17,298.61

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Solution

The fourth proportional to 31,444.85, 43,391.52 and 17,298.61 is: 23,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,444.85 : 43,391.52 = 17,298.61 : x
  2. Step 2: Convert to fraction form
    31,444.85/43,391.52 = 17,298.61/x
  3. Step 3: Cross multiply
    31,444.85x = 43,391.52 × 17,298.61
  4. Step 4: Simplify right side
    31,444.85x = 750,612,981.79
  5. Step 5: Solve for x
    x = 750,612,981.79/31,444.85
  6. Step 6: Final answer
    x = 23,870.78

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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.