Home / 40,815.72-61,223.58-26,961.48

Finding the Fourth Proportional to 40,815.72, 61,223.58 and 26,961.48

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Solution

The fourth proportional to 40,815.72, 61,223.58 and 26,961.48 is: 40,442.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,815.72 : 61,223.58 = 26,961.48 : x
  2. Step 2: Convert to fraction form
    40,815.72/61,223.58 = 26,961.48/x
  3. Step 3: Cross multiply
    40,815.72x = 61,223.58 × 26,961.48
  4. Step 4: Simplify right side
    40,815.72x = 1,650,678,327.70
  5. Step 5: Solve for x
    x = 1,650,678,327.70/40,815.72
  6. Step 6: Final answer
    x = 40,442.22

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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.