Home / 31,937.60-47,911.52-9,450.56

Finding the Fourth Proportional to 31,937.60, 47,911.52 and 9,450.56

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Solution

The fourth proportional to 31,937.60, 47,911.52 and 9,450.56 is: 14,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.60 : 47,911.52 = 9,450.56 : x
  2. Step 2: Convert to fraction form
    31,937.60/47,911.52 = 9,450.56/x
  3. Step 3: Cross multiply
    31,937.60x = 47,911.52 × 9,450.56
  4. Step 4: Simplify right side
    31,937.60x = 452,790,694.45
  5. Step 5: Solve for x
    x = 452,790,694.45/31,937.60
  6. Step 6: Final answer
    x = 14,177.36

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1.5x scale

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.