Home / 27,490.73-41,215.91-8,759.99

Finding the Fourth Proportional to 27,490.73, 41,215.91 and 8,759.99

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Solution

The fourth proportional to 27,490.73, 41,215.91 and 8,759.99 is: 13,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.73 : 41,215.91 = 8,759.99 : x
  2. Step 2: Convert to fraction form
    27,490.73/41,215.91 = 8,759.99/x
  3. Step 3: Cross multiply
    27,490.73x = 41,215.91 × 8,759.99
  4. Step 4: Simplify right side
    27,490.73x = 361,051,084.38
  5. Step 5: Solve for x
    x = 361,051,084.38/27,490.73
  6. Step 6: Final answer
    x = 13,133.56

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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.