Home / 27,842.01-41,758.96-8,115.27

Finding the Fourth Proportional to 27,842.01, 41,758.96 and 8,115.27

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Solution

The fourth proportional to 27,842.01, 41,758.96 and 8,115.27 is: 12,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,842.01 : 41,758.96 = 8,115.27 : x
  2. Step 2: Convert to fraction form
    27,842.01/41,758.96 = 8,115.27/x
  3. Step 3: Cross multiply
    27,842.01x = 41,758.96 × 8,115.27
  4. Step 4: Simplify right side
    27,842.01x = 338,885,235.32
  5. Step 5: Solve for x
    x = 338,885,235.32/27,842.01
  6. Step 6: Final answer
    x = 12,171.72

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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.