Home / 27,732.20-41,603.70-11,937.20

Finding the Fourth Proportional to 27,732.20, 41,603.70 and 11,937.20

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Solution

The fourth proportional to 27,732.20, 41,603.70 and 11,937.20 is: 17,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732.20 : 41,603.70 = 11,937.20 : x
  2. Step 2: Convert to fraction form
    27,732.20/41,603.70 = 11,937.20/x
  3. Step 3: Cross multiply
    27,732.20x = 41,603.70 × 11,937.20
  4. Step 4: Simplify right side
    27,732.20x = 496,631,687.64
  5. Step 5: Solve for x
    x = 496,631,687.64/27,732.20
  6. Step 6: Final answer
    x = 17,908.12

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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.