Home / 42,052.06-63,067.33-12,462.98

Finding the Fourth Proportional to 42,052.06, 63,067.33 and 12,462.98

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Solution

The fourth proportional to 42,052.06, 63,067.33 and 12,462.98 is: 18,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,052.06 : 63,067.33 = 12,462.98 : x
  2. Step 2: Convert to fraction form
    42,052.06/63,067.33 = 12,462.98/x
  3. Step 3: Cross multiply
    42,052.06x = 63,067.33 × 12,462.98
  4. Step 4: Simplify right side
    42,052.06x = 786,006,872.44
  5. Step 5: Solve for x
    x = 786,006,872.44/42,052.06
  6. Step 6: Final answer
    x = 18,691.28

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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.