Home / 15,049.42-22,566.54-8,811.31

Finding the Fourth Proportional to 15,049.42, 22,566.54 and 8,811.31

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Solution

The fourth proportional to 15,049.42, 22,566.54 and 8,811.31 is: 13,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.42 : 22,566.54 = 8,811.31 : x
  2. Step 2: Convert to fraction form
    15,049.42/22,566.54 = 8,811.31/x
  3. Step 3: Cross multiply
    15,049.42x = 22,566.54 × 8,811.31
  4. Step 4: Simplify right side
    15,049.42x = 198,840,779.57
  5. Step 5: Solve for x
    x = 198,840,779.57/15,049.42
  6. Step 6: Final answer
    x = 13,212.52

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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.