Home / 36,471.28-54,684.24-15,400.48

Finding the Fourth Proportional to 36,471.28, 54,684.24 and 15,400.48

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Solution

The fourth proportional to 36,471.28, 54,684.24 and 15,400.48 is: 23,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,471.28 : 54,684.24 = 15,400.48 : x
  2. Step 2: Convert to fraction form
    36,471.28/54,684.24 = 15,400.48/x
  3. Step 3: Cross multiply
    36,471.28x = 54,684.24 × 15,400.48
  4. Step 4: Simplify right side
    36,471.28x = 842,163,544.44
  5. Step 5: Solve for x
    x = 842,163,544.44/36,471.28
  6. Step 6: Final answer
    x = 23,091.14

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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.