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Finding the Fourth Proportional to 15,859.55, 23,792.97 and 4,766.45

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Solution

The fourth proportional to 15,859.55, 23,792.97 and 4,766.45 is: 7,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.55 : 23,792.97 = 4,766.45 : x
  2. Step 2: Convert to fraction form
    15,859.55/23,792.97 = 4,766.45/x
  3. Step 3: Cross multiply
    15,859.55x = 23,792.97 × 4,766.45
  4. Step 4: Simplify right side
    15,859.55x = 113,407,882.89
  5. Step 5: Solve for x
    x = 113,407,882.89/15,859.55
  6. Step 6: Final answer
    x = 7,150.77

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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.