Home / 36,779.20-55,112.10-27,375.10

Finding the Fourth Proportional to 36,779.20, 55,112.10 and 27,375.10

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Solution

The fourth proportional to 36,779.20, 55,112.10 and 27,375.10 is: 41,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.20 : 55,112.10 = 27,375.10 : x
  2. Step 2: Convert to fraction form
    36,779.20/55,112.10 = 27,375.10/x
  3. Step 3: Cross multiply
    36,779.20x = 55,112.10 × 27,375.10
  4. Step 4: Simplify right side
    36,779.20x = 1,508,699,248.71
  5. Step 5: Solve for x
    x = 1,508,699,248.71/36,779.20
  6. Step 6: Final answer
    x = 41,020.45

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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.