Home / 56,337.88-84,481.26-21,252.64

Finding the Fourth Proportional to 56,337.88, 84,481.26 and 21,252.64

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Solution

The fourth proportional to 56,337.88, 84,481.26 and 21,252.64 is: 31,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,337.88 : 84,481.26 = 21,252.64 : x
  2. Step 2: Convert to fraction form
    56,337.88/84,481.26 = 21,252.64/x
  3. Step 3: Cross multiply
    56,337.88x = 84,481.26 × 21,252.64
  4. Step 4: Simplify right side
    56,337.88x = 1,795,449,805.53
  5. Step 5: Solve for x
    x = 1,795,449,805.53/56,337.88
  6. Step 6: Final answer
    x = 31,869.32

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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.