Home / 27,888.20-41,837.48-9,169.28

Finding the Fourth Proportional to 27,888.20, 41,837.48 and 9,169.28

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Solution

The fourth proportional to 27,888.20, 41,837.48 and 9,169.28 is: 13,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.20 : 41,837.48 = 9,169.28 : x
  2. Step 2: Convert to fraction form
    27,888.20/41,837.48 = 9,169.28/x
  3. Step 3: Cross multiply
    27,888.20x = 41,837.48 × 9,169.28
  4. Step 4: Simplify right side
    27,888.20x = 383,619,568.61
  5. Step 5: Solve for x
    x = 383,619,568.61/27,888.20
  6. Step 6: Final answer
    x = 13,755.62

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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.