Home / 31,930.62-47,903.37-9,743.95

Finding the Fourth Proportional to 31,930.62, 47,903.37 and 9,743.95

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Solution

The fourth proportional to 31,930.62, 47,903.37 and 9,743.95 is: 14,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.62 : 47,903.37 = 9,743.95 : x
  2. Step 2: Convert to fraction form
    31,930.62/47,903.37 = 9,743.95/x
  3. Step 3: Cross multiply
    31,930.62x = 47,903.37 × 9,743.95
  4. Step 4: Simplify right side
    31,930.62x = 466,768,042.11
  5. Step 5: Solve for x
    x = 466,768,042.11/31,930.62
  6. Step 6: Final answer
    x = 14,618.20

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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.