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Finding the Fourth Proportional to 23,559, 35,316.12 and 8,757.84

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Solution

The fourth proportional to 23,559, 35,316.12 and 8,757.84 is: 13,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,559 : 35,316.12 = 8,757.84 : x
  2. Step 2: Convert to fraction form
    23,559/35,316.12 = 8,757.84/x
  3. Step 3: Cross multiply
    23,559x = 35,316.12 × 8,757.84
  4. Step 4: Simplify right side
    23,559x = 309,292,928.38
  5. Step 5: Solve for x
    x = 309,292,928.38/23,559
  6. Step 6: Final answer
    x = 13,128.44

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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.