Home / 28,410.28-42,578.36-15,247.24

Finding the Fourth Proportional to 28,410.28, 42,578.36 and 15,247.24

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Solution

The fourth proportional to 28,410.28, 42,578.36 and 15,247.24 is: 22,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,410.28 : 42,578.36 = 15,247.24 : x
  2. Step 2: Convert to fraction form
    28,410.28/42,578.36 = 15,247.24/x
  3. Step 3: Cross multiply
    28,410.28x = 42,578.36 × 15,247.24
  4. Step 4: Simplify right side
    28,410.28x = 649,202,473.73
  5. Step 5: Solve for x
    x = 649,202,473.73/28,410.28
  6. Step 6: Final answer
    x = 22,850.97

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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.