Home / 31,565.06-47,335.23-11,832.86

Finding the Fourth Proportional to 31,565.06, 47,335.23 and 11,832.86

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Solution

The fourth proportional to 31,565.06, 47,335.23 and 11,832.86 is: 17,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,565.06 : 47,335.23 = 11,832.86 : x
  2. Step 2: Convert to fraction form
    31,565.06/47,335.23 = 11,832.86/x
  3. Step 3: Cross multiply
    31,565.06x = 47,335.23 × 11,832.86
  4. Step 4: Simplify right side
    31,565.06x = 560,110,912.98
  5. Step 5: Solve for x
    x = 560,110,912.98/31,565.06
  6. Step 6: Final answer
    x = 17,744.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.