Home / 54,566.24-81,893.09-28,278.50

Finding the Fourth Proportional to 54,566.24, 81,893.09 and 28,278.50

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Solution

The fourth proportional to 54,566.24, 81,893.09 and 28,278.50 is: 42,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,566.24 : 81,893.09 = 28,278.50 : x
  2. Step 2: Convert to fraction form
    54,566.24/81,893.09 = 28,278.50/x
  3. Step 3: Cross multiply
    54,566.24x = 81,893.09 × 28,278.50
  4. Step 4: Simplify right side
    54,566.24x = 2,315,813,406.80
  5. Step 5: Solve for x
    x = 2,315,813,406.80/54,566.24
  6. Step 6: Final answer
    x = 42,440.41

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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.