Home / 26,796.38-40,184.53-21,518.42

Finding the Fourth Proportional to 26,796.38, 40,184.53 and 21,518.42

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Solution

The fourth proportional to 26,796.38, 40,184.53 and 21,518.42 is: 32,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796.38 : 40,184.53 = 21,518.42 : x
  2. Step 2: Convert to fraction form
    26,796.38/40,184.53 = 21,518.42/x
  3. Step 3: Cross multiply
    26,796.38x = 40,184.53 × 21,518.42
  4. Step 4: Simplify right side
    26,796.38x = 864,707,339.32
  5. Step 5: Solve for x
    x = 864,707,339.32/26,796.38
  6. Step 6: Final answer
    x = 32,269.56

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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.