Home / 27,486.81-41,235.83-8,766.33

Finding the Fourth Proportional to 27,486.81, 41,235.83 and 8,766.33

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Solution

The fourth proportional to 27,486.81, 41,235.83 and 8,766.33 is: 13,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.81 : 41,235.83 = 8,766.33 : x
  2. Step 2: Convert to fraction form
    27,486.81/41,235.83 = 8,766.33/x
  3. Step 3: Cross multiply
    27,486.81x = 41,235.83 × 8,766.33
  4. Step 4: Simplify right side
    27,486.81x = 361,486,849.77
  5. Step 5: Solve for x
    x = 361,486,849.77/27,486.81
  6. Step 6: Final answer
    x = 13,151.28

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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.