Home / 14,680.80-22,020.71-3,587.54

Finding the Fourth Proportional to 14,680.80, 22,020.71 and 3,587.54

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Solution

The fourth proportional to 14,680.80, 22,020.71 and 3,587.54 is: 5,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.80 : 22,020.71 = 3,587.54 : x
  2. Step 2: Convert to fraction form
    14,680.80/22,020.71 = 3,587.54/x
  3. Step 3: Cross multiply
    14,680.80x = 22,020.71 × 3,587.54
  4. Step 4: Simplify right side
    14,680.80x = 79,000,049.91
  5. Step 5: Solve for x
    x = 79,000,049.91/14,680.80
  6. Step 6: Final answer
    x = 5,381.18

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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.