Home / 10,320.42-15,480.71-2,529.24

Finding the Fourth Proportional to 10,320.42, 15,480.71 and 2,529.24

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Solution

The fourth proportional to 10,320.42, 15,480.71 and 2,529.24 is: 3,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.42 : 15,480.71 = 2,529.24 : x
  2. Step 2: Convert to fraction form
    10,320.42/15,480.71 = 2,529.24/x
  3. Step 3: Cross multiply
    10,320.42x = 15,480.71 × 2,529.24
  4. Step 4: Simplify right side
    10,320.42x = 39,154,418.31
  5. Step 5: Solve for x
    x = 39,154,418.31/10,320.42
  6. Step 6: Final answer
    x = 3,793.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.