Home / 31,474.22-43,432.73-18,044.82

Finding the Fourth Proportional to 31,474.22, 43,432.73 and 18,044.82

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Solution

The fourth proportional to 31,474.22, 43,432.73 and 18,044.82 is: 24,900.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.22 : 43,432.73 = 18,044.82 : x
  2. Step 2: Convert to fraction form
    31,474.22/43,432.73 = 18,044.82/x
  3. Step 3: Cross multiply
    31,474.22x = 43,432.73 × 18,044.82
  4. Step 4: Simplify right side
    31,474.22x = 783,735,794.96
  5. Step 5: Solve for x
    x = 783,735,794.96/31,474.22
  6. Step 6: Final answer
    x = 24,900.88

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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.