Home / 31,930.60-47,895.90-9,744.09

Finding the Fourth Proportional to 31,930.60, 47,895.90 and 9,744.09

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Solution

The fourth proportional to 31,930.60, 47,895.90 and 9,744.09 is: 14,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.60 : 47,895.90 = 9,744.09 : x
  2. Step 2: Convert to fraction form
    31,930.60/47,895.90 = 9,744.09/x
  3. Step 3: Cross multiply
    31,930.60x = 47,895.90 × 9,744.09
  4. Step 4: Simplify right side
    31,930.60x = 466,701,960.23
  5. Step 5: Solve for x
    x = 466,701,960.23/31,930.60
  6. Step 6: Final answer
    x = 14,616.14

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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.