Home / 31,930.37-47,903.00-9,743.70

Finding the Fourth Proportional to 31,930.37, 47,903.00 and 9,743.70

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Solution

The fourth proportional to 31,930.37, 47,903.00 and 9,743.70 is: 14,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.37 : 47,903.00 = 9,743.70 : x
  2. Step 2: Convert to fraction form
    31,930.37/47,903.00 = 9,743.70/x
  3. Step 3: Cross multiply
    31,930.37x = 47,903.00 × 9,743.70
  4. Step 4: Simplify right side
    31,930.37x = 466,752,412.38
  5. Step 5: Solve for x
    x = 466,752,412.38/31,930.37
  6. Step 6: Final answer
    x = 14,617.82

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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.