Home / 17,177.76-25,765.40-5,331.23

Finding the Fourth Proportional to 17,177.76, 25,765.40 and 5,331.23

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Solution

The fourth proportional to 17,177.76, 25,765.40 and 5,331.23 is: 7,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.76 : 25,765.40 = 5,331.23 : x
  2. Step 2: Convert to fraction form
    17,177.76/25,765.40 = 5,331.23/x
  3. Step 3: Cross multiply
    17,177.76x = 25,765.40 × 5,331.23
  4. Step 4: Simplify right side
    17,177.76x = 137,361,273.44
  5. Step 5: Solve for x
    x = 137,361,273.44/17,177.76
  6. Step 6: Final answer
    x = 7,996.46

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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.