Home / 54,568.10-81,846.60-17,128.46

Finding the Fourth Proportional to 54,568.10, 81,846.60 and 17,128.46

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Solution

The fourth proportional to 54,568.10, 81,846.60 and 17,128.46 is: 25,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568.10 : 81,846.60 = 17,128.46 : x
  2. Step 2: Convert to fraction form
    54,568.10/81,846.60 = 17,128.46/x
  3. Step 3: Cross multiply
    54,568.10x = 81,846.60 × 17,128.46
  4. Step 4: Simplify right side
    54,568.10x = 1,401,906,214.24
  5. Step 5: Solve for x
    x = 1,401,906,214.24/54,568.10
  6. Step 6: Final answer
    x = 25,690.95

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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.