Home / 20,173.87-30,304.60-17,060.13

Finding the Fourth Proportional to 20,173.87, 30,304.60 and 17,060.13

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Solution

The fourth proportional to 20,173.87, 30,304.60 and 17,060.13 is: 25,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.87 : 30,304.60 = 17,060.13 : x
  2. Step 2: Convert to fraction form
    20,173.87/30,304.60 = 17,060.13/x
  3. Step 3: Cross multiply
    20,173.87x = 30,304.60 × 17,060.13
  4. Step 4: Simplify right side
    20,173.87x = 517,000,372.95
  5. Step 5: Solve for x
    x = 517,000,372.95/20,173.87
  6. Step 6: Final answer
    x = 25,627.23

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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.