Home / 27,961.12-41,932.81-9,237.70

Finding the Fourth Proportional to 27,961.12, 41,932.81 and 9,237.70

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Solution

The fourth proportional to 27,961.12, 41,932.81 and 9,237.70 is: 13,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.12 : 41,932.81 = 9,237.70 : x
  2. Step 2: Convert to fraction form
    27,961.12/41,932.81 = 9,237.70/x
  3. Step 3: Cross multiply
    27,961.12x = 41,932.81 × 9,237.70
  4. Step 4: Simplify right side
    27,961.12x = 387,362,718.94
  5. Step 5: Solve for x
    x = 387,362,718.94/27,961.12
  6. Step 6: Final answer
    x = 13,853.62

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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.