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Finding the Fourth Proportional to 23,685.42, 35,489.25 and 8,094.54

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Solution

The fourth proportional to 23,685.42, 35,489.25 and 8,094.54 is: 12,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,685.42 : 35,489.25 = 8,094.54 : x
  2. Step 2: Convert to fraction form
    23,685.42/35,489.25 = 8,094.54/x
  3. Step 3: Cross multiply
    23,685.42x = 35,489.25 × 8,094.54
  4. Step 4: Simplify right side
    23,685.42x = 287,269,153.70
  5. Step 5: Solve for x
    x = 287,269,153.70/23,685.42
  6. Step 6: Final answer
    x = 12,128.52

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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.