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Finding the Fourth Proportional to 23,659.44, 35,489.88 and 8,865.42

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Solution

The fourth proportional to 23,659.44, 35,489.88 and 8,865.42 is: 13,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.44 : 35,489.88 = 8,865.42 : x
  2. Step 2: Convert to fraction form
    23,659.44/35,489.88 = 8,865.42/x
  3. Step 3: Cross multiply
    23,659.44x = 35,489.88 × 8,865.42
  4. Step 4: Simplify right side
    23,659.44x = 314,632,691.95
  5. Step 5: Solve for x
    x = 314,632,691.95/23,659.44
  6. Step 6: Final answer
    x = 13,298.40

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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.