Home / 54,648.24-81,968.54-19,589.01

Finding the Fourth Proportional to 54,648.24, 81,968.54 and 19,589.01

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Solution

The fourth proportional to 54,648.24, 81,968.54 and 19,589.01 is: 29,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,648.24 : 81,968.54 = 19,589.01 : x
  2. Step 2: Convert to fraction form
    54,648.24/81,968.54 = 19,589.01/x
  3. Step 3: Cross multiply
    54,648.24x = 81,968.54 × 19,589.01
  4. Step 4: Simplify right side
    54,648.24x = 1,605,682,451.80
  5. Step 5: Solve for x
    x = 1,605,682,451.80/54,648.24
  6. Step 6: Final answer
    x = 29,382.14

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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.