Home / 36,191.80-54,253.68-18,656.92

Finding the Fourth Proportional to 36,191.80, 54,253.68 and 18,656.92

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Solution

The fourth proportional to 36,191.80, 54,253.68 and 18,656.92 is: 27,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.80 : 54,253.68 = 18,656.92 : x
  2. Step 2: Convert to fraction form
    36,191.80/54,253.68 = 18,656.92/x
  3. Step 3: Cross multiply
    36,191.80x = 54,253.68 × 18,656.92
  4. Step 4: Simplify right side
    36,191.80x = 1,012,206,567.47
  5. Step 5: Solve for x
    x = 1,012,206,567.47/36,191.80
  6. Step 6: Final answer
    x = 27,967.84

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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.