Home / 15,016.64-22,517.24-8,778.02

Finding the Fourth Proportional to 15,016.64, 22,517.24 and 8,778.02

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Solution

The fourth proportional to 15,016.64, 22,517.24 and 8,778.02 is: 13,162.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016.64 : 22,517.24 = 8,778.02 : x
  2. Step 2: Convert to fraction form
    15,016.64/22,517.24 = 8,778.02/x
  3. Step 3: Cross multiply
    15,016.64x = 22,517.24 × 8,778.02
  4. Step 4: Simplify right side
    15,016.64x = 197,656,783.06
  5. Step 5: Solve for x
    x = 197,656,783.06/15,016.64
  6. Step 6: Final answer
    x = 13,162.52

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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.