Home / 27,857.76-41,776.17-11,212.14

Finding the Fourth Proportional to 27,857.76, 41,776.17 and 11,212.14

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Solution

The fourth proportional to 27,857.76, 41,776.17 and 11,212.14 is: 16,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857.76 : 41,776.17 = 11,212.14 : x
  2. Step 2: Convert to fraction form
    27,857.76/41,776.17 = 11,212.14/x
  3. Step 3: Cross multiply
    27,857.76x = 41,776.17 × 11,212.14
  4. Step 4: Simplify right side
    27,857.76x = 468,400,266.70
  5. Step 5: Solve for x
    x = 468,400,266.70/27,857.76
  6. Step 6: Final answer
    x = 16,814.00

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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.