Home / 27,061.82-40,626.06-12,843.86

Finding the Fourth Proportional to 27,061.82, 40,626.06 and 12,843.86

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Solution

The fourth proportional to 27,061.82, 40,626.06 and 12,843.86 is: 19,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.82 : 40,626.06 = 12,843.86 : x
  2. Step 2: Convert to fraction form
    27,061.82/40,626.06 = 12,843.86/x
  3. Step 3: Cross multiply
    27,061.82x = 40,626.06 × 12,843.86
  4. Step 4: Simplify right side
    27,061.82x = 521,795,426.99
  5. Step 5: Solve for x
    x = 521,795,426.99/27,061.82
  6. Step 6: Final answer
    x = 19,281.61

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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.