Home / 19,494.15-29,242.31-8,251.35

Finding the Fourth Proportional to 19,494.15, 29,242.31 and 8,251.35

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Solution

The fourth proportional to 19,494.15, 29,242.31 and 8,251.35 is: 12,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.15 : 29,242.31 = 8,251.35 : x
  2. Step 2: Convert to fraction form
    19,494.15/29,242.31 = 8,251.35/x
  3. Step 3: Cross multiply
    19,494.15x = 29,242.31 × 8,251.35
  4. Step 4: Simplify right side
    19,494.15x = 241,288,493.36
  5. Step 5: Solve for x
    x = 241,288,493.36/19,494.15
  6. Step 6: Final answer
    x = 12,377.48

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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.