Home / 36,034.35-49,727.12-20,118.30

Finding the Fourth Proportional to 36,034.35, 49,727.12 and 20,118.30

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Solution

The fourth proportional to 36,034.35, 49,727.12 and 20,118.30 is: 27,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.35 : 49,727.12 = 20,118.30 : x
  2. Step 2: Convert to fraction form
    36,034.35/49,727.12 = 20,118.30/x
  3. Step 3: Cross multiply
    36,034.35x = 49,727.12 × 20,118.30
  4. Step 4: Simplify right side
    36,034.35x = 1,000,425,017.70
  5. Step 5: Solve for x
    x = 1,000,425,017.70/36,034.35
  6. Step 6: Final answer
    x = 27,763.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.