Home / 39,252-58,863.60-12,948.96

Finding the Fourth Proportional to 39,252, 58,863.60 and 12,948.96

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Solution

The fourth proportional to 39,252, 58,863.60 and 12,948.96 is: 19,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252 : 58,863.60 = 12,948.96 : x
  2. Step 2: Convert to fraction form
    39,252/58,863.60 = 12,948.96/x
  3. Step 3: Cross multiply
    39,252x = 58,863.60 × 12,948.96
  4. Step 4: Simplify right side
    39,252x = 762,222,401.86
  5. Step 5: Solve for x
    x = 762,222,401.86/39,252
  6. Step 6: Final answer
    x = 19,418.69

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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.