Home / 31,934.92-47,906.94-11,153.32

Finding the Fourth Proportional to 31,934.92, 47,906.94 and 11,153.32

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Solution

The fourth proportional to 31,934.92, 47,906.94 and 11,153.32 is: 16,731.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.92 : 47,906.94 = 11,153.32 : x
  2. Step 2: Convert to fraction form
    31,934.92/47,906.94 = 11,153.32/x
  3. Step 3: Cross multiply
    31,934.92x = 47,906.94 × 11,153.32
  4. Step 4: Simplify right side
    31,934.92x = 534,321,432.04
  5. Step 5: Solve for x
    x = 534,321,432.04/31,934.92
  6. Step 6: Final answer
    x = 16,731.57

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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.