Home / 37,422.31-56,142.44-12,462.58

Finding the Fourth Proportional to 37,422.31, 56,142.44 and 12,462.58

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Solution

The fourth proportional to 37,422.31, 56,142.44 and 12,462.58 is: 18,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,422.31 : 56,142.44 = 12,462.58 : x
  2. Step 2: Convert to fraction form
    37,422.31/56,142.44 = 12,462.58/x
  3. Step 3: Cross multiply
    37,422.31x = 56,142.44 × 12,462.58
  4. Step 4: Simplify right side
    37,422.31x = 699,679,306.87
  5. Step 5: Solve for x
    x = 699,679,306.87/37,422.31
  6. Step 6: Final answer
    x = 18,696.85

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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.