Home / 10,327.23-15,468.15-7,722.27

Finding the Fourth Proportional to 10,327.23, 15,468.15 and 7,722.27

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Solution

The fourth proportional to 10,327.23, 15,468.15 and 7,722.27 is: 11,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.23 : 15,468.15 = 7,722.27 : x
  2. Step 2: Convert to fraction form
    10,327.23/15,468.15 = 7,722.27/x
  3. Step 3: Cross multiply
    10,327.23x = 15,468.15 × 7,722.27
  4. Step 4: Simplify right side
    10,327.23x = 119,449,230.70
  5. Step 5: Solve for x
    x = 119,449,230.70/10,327.23
  6. Step 6: Final answer
    x = 11,566.43

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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.