Home / 27,679.78-41,519.64-10,151.02

Finding the Fourth Proportional to 27,679.78, 41,519.64 and 10,151.02

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Solution

The fourth proportional to 27,679.78, 41,519.64 and 10,151.02 is: 15,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,679.78 : 41,519.64 = 10,151.02 : x
  2. Step 2: Convert to fraction form
    27,679.78/41,519.64 = 10,151.02/x
  3. Step 3: Cross multiply
    27,679.78x = 41,519.64 × 10,151.02
  4. Step 4: Simplify right side
    27,679.78x = 421,466,696.03
  5. Step 5: Solve for x
    x = 421,466,696.03/27,679.78
  6. Step 6: Final answer
    x = 15,226.52

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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.