Home / 12,351.28-18,534.16-4,565.52

Finding the Fourth Proportional to 12,351.28, 18,534.16 and 4,565.52

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Solution

The fourth proportional to 12,351.28, 18,534.16 and 4,565.52 is: 6,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.28 : 18,534.16 = 4,565.52 : x
  2. Step 2: Convert to fraction form
    12,351.28/18,534.16 = 4,565.52/x
  3. Step 3: Cross multiply
    12,351.28x = 18,534.16 × 4,565.52
  4. Step 4: Simplify right side
    12,351.28x = 84,618,078.16
  5. Step 5: Solve for x
    x = 84,618,078.16/12,351.28
  6. Step 6: Final answer
    x = 6,850.96

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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.