Home / 23,003.55-34,505.27-7,209.78

Finding the Fourth Proportional to 23,003.55, 34,505.27 and 7,209.78

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Solution

The fourth proportional to 23,003.55, 34,505.27 and 7,209.78 is: 10,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,003.55 : 34,505.27 = 7,209.78 : x
  2. Step 2: Convert to fraction form
    23,003.55/34,505.27 = 7,209.78/x
  3. Step 3: Cross multiply
    23,003.55x = 34,505.27 × 7,209.78
  4. Step 4: Simplify right side
    23,003.55x = 248,775,405.54
  5. Step 5: Solve for x
    x = 248,775,405.54/23,003.55
  6. Step 6: Final answer
    x = 10,814.65

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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.