Home / 22,770.28-34,157.04-7,187.50

Finding the Fourth Proportional to 22,770.28, 34,157.04 and 7,187.50

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Solution

The fourth proportional to 22,770.28, 34,157.04 and 7,187.50 is: 10,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,770.28 : 34,157.04 = 7,187.50 : x
  2. Step 2: Convert to fraction form
    22,770.28/34,157.04 = 7,187.50/x
  3. Step 3: Cross multiply
    22,770.28x = 34,157.04 × 7,187.50
  4. Step 4: Simplify right side
    22,770.28x = 245,503,725
  5. Step 5: Solve for x
    x = 245,503,725/22,770.28
  6. Step 6: Final answer
    x = 10,781.76

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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.