Home / 36,205.80-54,274.68-18,670.92

Finding the Fourth Proportional to 36,205.80, 54,274.68 and 18,670.92

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Solution

The fourth proportional to 36,205.80, 54,274.68 and 18,670.92 is: 27,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.80 : 54,274.68 = 18,670.92 : x
  2. Step 2: Convert to fraction form
    36,205.80/54,274.68 = 18,670.92/x
  3. Step 3: Cross multiply
    36,205.80x = 54,274.68 × 18,670.92
  4. Step 4: Simplify right side
    36,205.80x = 1,013,358,208.31
  5. Step 5: Solve for x
    x = 1,013,358,208.31/36,205.80
  6. Step 6: Final answer
    x = 27,988.84

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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.