Home / 54,025.61-81,006.42-18,474.35

Finding the Fourth Proportional to 54,025.61, 81,006.42 and 18,474.35

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Solution

The fourth proportional to 54,025.61, 81,006.42 and 18,474.35 is: 27,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,025.61 : 81,006.42 = 18,474.35 : x
  2. Step 2: Convert to fraction form
    54,025.61/81,006.42 = 18,474.35/x
  3. Step 3: Cross multiply
    54,025.61x = 81,006.42 × 18,474.35
  4. Step 4: Simplify right side
    54,025.61x = 1,496,540,955.33
  5. Step 5: Solve for x
    x = 1,496,540,955.33/54,025.61
  6. Step 6: Final answer
    x = 27,700.58

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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.