Home / 29,319.57-43,979.42-20,593.44

Finding the Fourth Proportional to 29,319.57, 43,979.42 and 20,593.44

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Solution

The fourth proportional to 29,319.57, 43,979.42 and 20,593.44 is: 30,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319.57 : 43,979.42 = 20,593.44 : x
  2. Step 2: Convert to fraction form
    29,319.57/43,979.42 = 20,593.44/x
  3. Step 3: Cross multiply
    29,319.57x = 43,979.42 × 20,593.44
  4. Step 4: Simplify right side
    29,319.57x = 905,687,598.49
  5. Step 5: Solve for x
    x = 905,687,598.49/29,319.57
  6. Step 6: Final answer
    x = 30,890.21

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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.