Home / 27,233.76-40,864.32-12,441.36

Finding the Fourth Proportional to 27,233.76, 40,864.32 and 12,441.36

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Solution

The fourth proportional to 27,233.76, 40,864.32 and 12,441.36 is: 18,668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,233.76 : 40,864.32 = 12,441.36 : x
  2. Step 2: Convert to fraction form
    27,233.76/40,864.32 = 12,441.36/x
  3. Step 3: Cross multiply
    27,233.76x = 40,864.32 × 12,441.36
  4. Step 4: Simplify right side
    27,233.76x = 508,407,716.28
  5. Step 5: Solve for x
    x = 508,407,716.28/27,233.76
  6. Step 6: Final answer
    x = 18,668.29

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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.