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Finding the Fourth Proportional to 45,794.86, 68,672.49 and 15,812.26

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Solution

The fourth proportional to 45,794.86, 68,672.49 and 15,812.26 is: 23,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,794.86 : 68,672.49 = 15,812.26 : x
  2. Step 2: Convert to fraction form
    45,794.86/68,672.49 = 15,812.26/x
  3. Step 3: Cross multiply
    45,794.86x = 68,672.49 × 15,812.26
  4. Step 4: Simplify right side
    45,794.86x = 1,085,867,266.73
  5. Step 5: Solve for x
    x = 1,085,867,266.73/45,794.86
  6. Step 6: Final answer
    x = 23,711.55

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1.5x scale

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.