Home / 10,324.20-15,552.12-9,427.56

Finding the Fourth Proportional to 10,324.20, 15,552.12 and 9,427.56

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Solution

The fourth proportional to 10,324.20, 15,552.12 and 9,427.56 is: 14,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.20 : 15,552.12 = 9,427.56 : x
  2. Step 2: Convert to fraction form
    10,324.20/15,552.12 = 9,427.56/x
  3. Step 3: Cross multiply
    10,324.20x = 15,552.12 × 9,427.56
  4. Step 4: Simplify right side
    10,324.20x = 146,618,544.43
  5. Step 5: Solve for x
    x = 146,618,544.43/10,324.20
  6. Step 6: Final answer
    x = 14,201.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.