Home / 31,562.22-47,351.58-11,841.15

Finding the Fourth Proportional to 31,562.22, 47,351.58 and 11,841.15

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Solution

The fourth proportional to 31,562.22, 47,351.58 and 11,841.15 is: 17,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,562.22 : 47,351.58 = 11,841.15 : x
  2. Step 2: Convert to fraction form
    31,562.22/47,351.58 = 11,841.15/x
  3. Step 3: Cross multiply
    31,562.22x = 47,351.58 × 11,841.15
  4. Step 4: Simplify right side
    31,562.22x = 560,697,161.52
  5. Step 5: Solve for x
    x = 560,697,161.52/31,562.22
  6. Step 6: Final answer
    x = 17,764.82

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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.