Home / 27,010.38-40,519.89-11,428.14

Finding the Fourth Proportional to 27,010.38, 40,519.89 and 11,428.14

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Solution

The fourth proportional to 27,010.38, 40,519.89 and 11,428.14 is: 17,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,010.38 : 40,519.89 = 11,428.14 : x
  2. Step 2: Convert to fraction form
    27,010.38/40,519.89 = 11,428.14/x
  3. Step 3: Cross multiply
    27,010.38x = 40,519.89 × 11,428.14
  4. Step 4: Simplify right side
    27,010.38x = 463,066,975.70
  5. Step 5: Solve for x
    x = 463,066,975.70/27,010.38
  6. Step 6: Final answer
    x = 17,144.04

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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.