Home / 31,997.52-48,017.70-11,221.02

Finding the Fourth Proportional to 31,997.52, 48,017.70 and 11,221.02

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Solution

The fourth proportional to 31,997.52, 48,017.70 and 11,221.02 is: 16,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997.52 : 48,017.70 = 11,221.02 : x
  2. Step 2: Convert to fraction form
    31,997.52/48,017.70 = 11,221.02/x
  3. Step 3: Cross multiply
    31,997.52x = 48,017.70 × 11,221.02
  4. Step 4: Simplify right side
    31,997.52x = 538,807,572.05
  5. Step 5: Solve for x
    x = 538,807,572.05/31,997.52
  6. Step 6: Final answer
    x = 16,839.04

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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.