Home / 42,629.52-63,972.84-26,845.44

Finding the Fourth Proportional to 42,629.52, 63,972.84 and 26,845.44

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Solution

The fourth proportional to 42,629.52, 63,972.84 and 26,845.44 is: 40,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,629.52 : 63,972.84 = 26,845.44 : x
  2. Step 2: Convert to fraction form
    42,629.52/63,972.84 = 26,845.44/x
  3. Step 3: Cross multiply
    42,629.52x = 63,972.84 × 26,845.44
  4. Step 4: Simplify right side
    42,629.52x = 1,717,379,037.85
  5. Step 5: Solve for x
    x = 1,717,379,037.85/42,629.52
  6. Step 6: Final answer
    x = 40,286.15

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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.