Home / 54,921.53-82,352.77-17,471.45

Finding the Fourth Proportional to 54,921.53, 82,352.77 and 17,471.45

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Solution

The fourth proportional to 54,921.53, 82,352.77 and 17,471.45 is: 26,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.53 : 82,352.77 = 17,471.45 : x
  2. Step 2: Convert to fraction form
    54,921.53/82,352.77 = 17,471.45/x
  3. Step 3: Cross multiply
    54,921.53x = 82,352.77 × 17,471.45
  4. Step 4: Simplify right side
    54,921.53x = 1,438,822,303.42
  5. Step 5: Solve for x
    x = 1,438,822,303.42/54,921.53
  6. Step 6: Final answer
    x = 26,197.78

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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.