Home / 31,559.22-47,346.48-11,837.97

Finding the Fourth Proportional to 31,559.22, 47,346.48 and 11,837.97

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Solution

The fourth proportional to 31,559.22, 47,346.48 and 11,837.97 is: 17,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.22 : 47,346.48 = 11,837.97 : x
  2. Step 2: Convert to fraction form
    31,559.22/47,346.48 = 11,837.97/x
  3. Step 3: Cross multiply
    31,559.22x = 47,346.48 × 11,837.97
  4. Step 4: Simplify right side
    31,559.22x = 560,486,209.85
  5. Step 5: Solve for x
    x = 560,486,209.85/31,559.22
  6. Step 6: Final answer
    x = 17,759.82

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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.