Home / 20,250.72-30,366.66-6,207.14

Finding the Fourth Proportional to 20,250.72, 30,366.66 and 6,207.14

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Solution

The fourth proportional to 20,250.72, 30,366.66 and 6,207.14 is: 9,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250.72 : 30,366.66 = 6,207.14 : x
  2. Step 2: Convert to fraction form
    20,250.72/30,366.66 = 6,207.14/x
  3. Step 3: Cross multiply
    20,250.72x = 30,366.66 × 6,207.14
  4. Step 4: Simplify right side
    20,250.72x = 188,490,209.15
  5. Step 5: Solve for x
    x = 188,490,209.15/20,250.72
  6. Step 6: Final answer
    x = 9,307.83

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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.