Home / 27,908.17-41,864.06-12,325.75

Finding the Fourth Proportional to 27,908.17, 41,864.06 and 12,325.75

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Solution

The fourth proportional to 27,908.17, 41,864.06 and 12,325.75 is: 18,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908.17 : 41,864.06 = 12,325.75 : x
  2. Step 2: Convert to fraction form
    27,908.17/41,864.06 = 12,325.75/x
  3. Step 3: Cross multiply
    27,908.17x = 41,864.06 × 12,325.75
  4. Step 4: Simplify right side
    27,908.17x = 516,005,875.92
  5. Step 5: Solve for x
    x = 516,005,875.92/27,908.17
  6. Step 6: Final answer
    x = 18,489.42

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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.