Home / 12,227.52-18,337.44-5,207.46

Finding the Fourth Proportional to 12,227.52, 18,337.44 and 5,207.46

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Solution

The fourth proportional to 12,227.52, 18,337.44 and 5,207.46 is: 7,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.52 : 18,337.44 = 5,207.46 : x
  2. Step 2: Convert to fraction form
    12,227.52/18,337.44 = 5,207.46/x
  3. Step 3: Cross multiply
    12,227.52x = 18,337.44 × 5,207.46
  4. Step 4: Simplify right side
    12,227.52x = 95,491,485.30
  5. Step 5: Solve for x
    x = 95,491,485.30/12,227.52
  6. Step 6: Final answer
    x = 7,809.55

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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.