Home / 12,548.54-18,815.51-6,701.96

Finding the Fourth Proportional to 12,548.54, 18,815.51 and 6,701.96

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Solution

The fourth proportional to 12,548.54, 18,815.51 and 6,701.96 is: 10,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.54 : 18,815.51 = 6,701.96 : x
  2. Step 2: Convert to fraction form
    12,548.54/18,815.51 = 6,701.96/x
  3. Step 3: Cross multiply
    12,548.54x = 18,815.51 × 6,701.96
  4. Step 4: Simplify right side
    12,548.54x = 126,100,859.19
  5. Step 5: Solve for x
    x = 126,100,859.19/12,548.54
  6. Step 6: Final answer
    x = 10,049.04

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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.