Home / 31,905.45-44,028.75-17,759.61

Finding the Fourth Proportional to 31,905.45, 44,028.75 and 17,759.61

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Solution

The fourth proportional to 31,905.45, 44,028.75 and 17,759.61 is: 24,507.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,905.45 : 44,028.75 = 17,759.61 : x
  2. Step 2: Convert to fraction form
    31,905.45/44,028.75 = 17,759.61/x
  3. Step 3: Cross multiply
    31,905.45x = 44,028.75 × 17,759.61
  4. Step 4: Simplify right side
    31,905.45x = 781,933,428.79
  5. Step 5: Solve for x
    x = 781,933,428.79/31,905.45
  6. Step 6: Final answer
    x = 24,507.83

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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.