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Finding the Fourth Proportional to 23,909.30, 35,865.22 and 7,268.05

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Solution

The fourth proportional to 23,909.30, 35,865.22 and 7,268.05 is: 10,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,909.30 : 35,865.22 = 7,268.05 : x
  2. Step 2: Convert to fraction form
    23,909.30/35,865.22 = 7,268.05/x
  3. Step 3: Cross multiply
    23,909.30x = 35,865.22 × 7,268.05
  4. Step 4: Simplify right side
    23,909.30x = 260,670,104.39
  5. Step 5: Solve for x
    x = 260,670,104.39/23,909.30
  6. Step 6: Final answer
    x = 10,902.46

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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.