Home / 12,727.55-19,081.40-6,060.61

Finding the Fourth Proportional to 12,727.55, 19,081.40 and 6,060.61

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Solution

The fourth proportional to 12,727.55, 19,081.40 and 6,060.61 is: 9,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.55 : 19,081.40 = 6,060.61 : x
  2. Step 2: Convert to fraction form
    12,727.55/19,081.40 = 6,060.61/x
  3. Step 3: Cross multiply
    12,727.55x = 19,081.40 × 6,060.61
  4. Step 4: Simplify right side
    12,727.55x = 115,644,828.25
  5. Step 5: Solve for x
    x = 115,644,828.25/12,727.55
  6. Step 6: Final answer
    x = 9,086.18

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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.