Home / 40,961.80-61,442.67-23,419.32

Finding the Fourth Proportional to 40,961.80, 61,442.67 and 23,419.32

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Solution

The fourth proportional to 40,961.80, 61,442.67 and 23,419.32 is: 35,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961.80 : 61,442.67 = 23,419.32 : x
  2. Step 2: Convert to fraction form
    40,961.80/61,442.67 = 23,419.32/x
  3. Step 3: Cross multiply
    40,961.80x = 61,442.67 × 23,419.32
  4. Step 4: Simplify right side
    40,961.80x = 1,438,945,645.44
  5. Step 5: Solve for x
    x = 1,438,945,645.44/40,961.80
  6. Step 6: Final answer
    x = 35,128.97

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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.