Home / 45,862.44-68,793.78-12,582.96

Finding the Fourth Proportional to 45,862.44, 68,793.78 and 12,582.96

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Solution

The fourth proportional to 45,862.44, 68,793.78 and 12,582.96 is: 18,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,862.44 : 68,793.78 = 12,582.96 : x
  2. Step 2: Convert to fraction form
    45,862.44/68,793.78 = 12,582.96/x
  3. Step 3: Cross multiply
    45,862.44x = 68,793.78 × 12,582.96
  4. Step 4: Simplify right side
    45,862.44x = 865,629,381.99
  5. Step 5: Solve for x
    x = 865,629,381.99/45,862.44
  6. Step 6: Final answer
    x = 18,874.47

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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.