Home / 23,101.80-34,656.33-7,515.78

Finding the Fourth Proportional to 23,101.80, 34,656.33 and 7,515.78

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Solution

The fourth proportional to 23,101.80, 34,656.33 and 7,515.78 is: 11,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.80 : 34,656.33 = 7,515.78 : x
  2. Step 2: Convert to fraction form
    23,101.80/34,656.33 = 7,515.78/x
  3. Step 3: Cross multiply
    23,101.80x = 34,656.33 × 7,515.78
  4. Step 4: Simplify right side
    23,101.80x = 260,469,351.89
  5. Step 5: Solve for x
    x = 260,469,351.89/23,101.80
  6. Step 6: Final answer
    x = 11,274.85

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1.5x scale

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.