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Finding the Fourth Proportional to 34,706.46, 47,895.26 and 18,791.26

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Solution

The fourth proportional to 34,706.46, 47,895.26 and 18,791.26 is: 25,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,706.46 : 47,895.26 = 18,791.26 : x
  2. Step 2: Convert to fraction form
    34,706.46/47,895.26 = 18,791.26/x
  3. Step 3: Cross multiply
    34,706.46x = 47,895.26 × 18,791.26
  4. Step 4: Simplify right side
    34,706.46x = 900,012,069.73
  5. Step 5: Solve for x
    x = 900,012,069.73/34,706.46
  6. Step 6: Final answer
    x = 25,932.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.