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Finding the Fourth Proportional to 23,402.11, 35,103.88 and 9,169.99

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Solution

The fourth proportional to 23,402.11, 35,103.88 and 9,169.99 is: 13,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.11 : 35,103.88 = 9,169.99 : x
  2. Step 2: Convert to fraction form
    23,402.11/35,103.88 = 9,169.99/x
  3. Step 3: Cross multiply
    23,402.11x = 35,103.88 × 9,169.99
  4. Step 4: Simplify right side
    23,402.11x = 321,902,258.17
  5. Step 5: Solve for x
    x = 321,902,258.17/23,402.11
  6. Step 6: Final answer
    x = 13,755.27

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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.