Home / 54,947.01-82,415.96-17,505.57

Finding the Fourth Proportional to 54,947.01, 82,415.96 and 17,505.57

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Solution

The fourth proportional to 54,947.01, 82,415.96 and 17,505.57 is: 26,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.01 : 82,415.96 = 17,505.57 : x
  2. Step 2: Convert to fraction form
    54,947.01/82,415.96 = 17,505.57/x
  3. Step 3: Cross multiply
    54,947.01x = 82,415.96 × 17,505.57
  4. Step 4: Simplify right side
    54,947.01x = 1,442,738,269.37
  5. Step 5: Solve for x
    x = 1,442,738,269.37/54,947.01
  6. Step 6: Final answer
    x = 26,256.90

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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.