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Finding the Fourth Proportional to 23,895.70, 35,843.88 and 9,105.42

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Solution

The fourth proportional to 23,895.70, 35,843.88 and 9,105.42 is: 13,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,895.70 : 35,843.88 = 9,105.42 : x
  2. Step 2: Convert to fraction form
    23,895.70/35,843.88 = 9,105.42/x
  3. Step 3: Cross multiply
    23,895.70x = 35,843.88 × 9,105.42
  4. Step 4: Simplify right side
    23,895.70x = 326,373,750.39
  5. Step 5: Solve for x
    x = 326,373,750.39/23,895.70
  6. Step 6: Final answer
    x = 13,658.26

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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.