Home / 54,977.40-82,466.10-25,385.40

Finding the Fourth Proportional to 54,977.40, 82,466.10 and 25,385.40

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Solution

The fourth proportional to 54,977.40, 82,466.10 and 25,385.40 is: 38,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.40 : 82,466.10 = 25,385.40 : x
  2. Step 2: Convert to fraction form
    54,977.40/82,466.10 = 25,385.40/x
  3. Step 3: Cross multiply
    54,977.40x = 82,466.10 × 25,385.40
  4. Step 4: Simplify right side
    54,977.40x = 2,093,434,934.94
  5. Step 5: Solve for x
    x = 2,093,434,934.94/54,977.40
  6. Step 6: Final answer
    x = 38,078.10

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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.