Home / 27,559.08-41,355.62-12,765.24

Finding the Fourth Proportional to 27,559.08, 41,355.62 and 12,765.24

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Solution

The fourth proportional to 27,559.08, 41,355.62 and 12,765.24 is: 19,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.08 : 41,355.62 = 12,765.24 : x
  2. Step 2: Convert to fraction form
    27,559.08/41,355.62 = 12,765.24/x
  3. Step 3: Cross multiply
    27,559.08x = 41,355.62 × 12,765.24
  4. Step 4: Simplify right side
    27,559.08x = 527,914,414.65
  5. Step 5: Solve for x
    x = 527,914,414.65/27,559.08
  6. Step 6: Final answer
    x = 19,155.73

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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.