Home / 15,327.20-22,996.20-7,530.80

Finding the Fourth Proportional to 15,327.20, 22,996.20 and 7,530.80

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Solution

The fourth proportional to 15,327.20, 22,996.20 and 7,530.80 is: 11,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327.20 : 22,996.20 = 7,530.80 : x
  2. Step 2: Convert to fraction form
    15,327.20/22,996.20 = 7,530.80/x
  3. Step 3: Cross multiply
    15,327.20x = 22,996.20 × 7,530.80
  4. Step 4: Simplify right side
    15,327.20x = 173,179,782.96
  5. Step 5: Solve for x
    x = 173,179,782.96/15,327.20
  6. Step 6: Final answer
    x = 11,298.85

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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.