Home / 27,972.12-41,928.62-9,247.35

Finding the Fourth Proportional to 27,972.12, 41,928.62 and 9,247.35

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Solution

The fourth proportional to 27,972.12, 41,928.62 and 9,247.35 is: 13,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.12 : 41,928.62 = 9,247.35 : x
  2. Step 2: Convert to fraction form
    27,972.12/41,928.62 = 9,247.35/x
  3. Step 3: Cross multiply
    27,972.12x = 41,928.62 × 9,247.35
  4. Step 4: Simplify right side
    27,972.12x = 387,728,577.92
  5. Step 5: Solve for x
    x = 387,728,577.92/27,972.12
  6. Step 6: Final answer
    x = 13,861.25

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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.