Home / 26,474.24-39,719.68-10,899.20

Finding the Fourth Proportional to 26,474.24, 39,719.68 and 10,899.20

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Solution

The fourth proportional to 26,474.24, 39,719.68 and 10,899.20 is: 16,352.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.24 : 39,719.68 = 10,899.20 : x
  2. Step 2: Convert to fraction form
    26,474.24/39,719.68 = 10,899.20/x
  3. Step 3: Cross multiply
    26,474.24x = 39,719.68 × 10,899.20
  4. Step 4: Simplify right side
    26,474.24x = 432,912,736.26
  5. Step 5: Solve for x
    x = 432,912,736.26/26,474.24
  6. Step 6: Final answer
    x = 16,352.23

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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.