Home / 54,779.41-82,169.70-17,338.78

Finding the Fourth Proportional to 54,779.41, 82,169.70 and 17,338.78

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Solution

The fourth proportional to 54,779.41, 82,169.70 and 17,338.78 is: 26,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.41 : 82,169.70 = 17,338.78 : x
  2. Step 2: Convert to fraction form
    54,779.41/82,169.70 = 17,338.78/x
  3. Step 3: Cross multiply
    54,779.41x = 82,169.70 × 17,338.78
  4. Step 4: Simplify right side
    54,779.41x = 1,424,722,350.97
  5. Step 5: Solve for x
    x = 1,424,722,350.97/54,779.41
  6. Step 6: Final answer
    x = 26,008.36

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1.5x scale

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.