Home / 54,055.24-81,082.30-17,119.24

Finding the Fourth Proportional to 54,055.24, 81,082.30 and 17,119.24

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Solution

The fourth proportional to 54,055.24, 81,082.30 and 17,119.24 is: 25,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,055.24 : 81,082.30 = 17,119.24 : x
  2. Step 2: Convert to fraction form
    54,055.24/81,082.30 = 17,119.24/x
  3. Step 3: Cross multiply
    54,055.24x = 81,082.30 × 17,119.24
  4. Step 4: Simplify right side
    54,055.24x = 1,388,067,353.45
  5. Step 5: Solve for x
    x = 1,388,067,353.45/54,055.24
  6. Step 6: Final answer
    x = 25,678.68

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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.