Home / 36,157.39-54,244.25-19,517.05

Finding the Fourth Proportional to 36,157.39, 54,244.25 and 19,517.05

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Solution

The fourth proportional to 36,157.39, 54,244.25 and 19,517.05 is: 29,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.39 : 54,244.25 = 19,517.05 : x
  2. Step 2: Convert to fraction form
    36,157.39/54,244.25 = 19,517.05/x
  3. Step 3: Cross multiply
    36,157.39x = 54,244.25 × 19,517.05
  4. Step 4: Simplify right side
    36,157.39x = 1,058,687,782.87
  5. Step 5: Solve for x
    x = 1,058,687,782.87/36,157.39
  6. Step 6: Final answer
    x = 29,279.99

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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.