Home / 43,692.78-65,388.57-26,814.58

Finding the Fourth Proportional to 43,692.78, 65,388.57 and 26,814.58

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Solution

The fourth proportional to 43,692.78, 65,388.57 and 26,814.58 is: 40,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.78 : 65,388.57 = 26,814.58 : x
  2. Step 2: Convert to fraction form
    43,692.78/65,388.57 = 26,814.58/x
  3. Step 3: Cross multiply
    43,692.78x = 65,388.57 × 26,814.58
  4. Step 4: Simplify right side
    43,692.78x = 1,753,367,371.38
  5. Step 5: Solve for x
    x = 1,753,367,371.38/43,692.78
  6. Step 6: Final answer
    x = 40,129.45

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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.