Home / 15,173.01-22,755.16-5,177.56

Finding the Fourth Proportional to 15,173.01, 22,755.16 and 5,177.56

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Solution

The fourth proportional to 15,173.01, 22,755.16 and 5,177.56 is: 7,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,173.01 : 22,755.16 = 5,177.56 : x
  2. Step 2: Convert to fraction form
    15,173.01/22,755.16 = 5,177.56/x
  3. Step 3: Cross multiply
    15,173.01x = 22,755.16 × 5,177.56
  4. Step 4: Simplify right side
    15,173.01x = 117,816,206.21
  5. Step 5: Solve for x
    x = 117,816,206.21/15,173.01
  6. Step 6: Final answer
    x = 7,764.85

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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.