Home / 31,909.76-44,025.12-17,759.84

Finding the Fourth Proportional to 31,909.76, 44,025.12 and 17,759.84

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Solution

The fourth proportional to 31,909.76, 44,025.12 and 17,759.84 is: 24,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,909.76 : 44,025.12 = 17,759.84 : x
  2. Step 2: Convert to fraction form
    31,909.76/44,025.12 = 17,759.84/x
  3. Step 3: Cross multiply
    31,909.76x = 44,025.12 × 17,759.84
  4. Step 4: Simplify right side
    31,909.76x = 781,879,087.18
  5. Step 5: Solve for x
    x = 781,879,087.18/31,909.76
  6. Step 6: Final answer
    x = 24,502.82

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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.