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Finding the Fourth Proportional to 23,692.68, 35,528.54 and 8,699.88

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Solution

The fourth proportional to 23,692.68, 35,528.54 and 8,699.88 is: 13,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,692.68 : 35,528.54 = 8,699.88 : x
  2. Step 2: Convert to fraction form
    23,692.68/35,528.54 = 8,699.88/x
  3. Step 3: Cross multiply
    23,692.68x = 35,528.54 × 8,699.88
  4. Step 4: Simplify right side
    23,692.68x = 309,094,034.58
  5. Step 5: Solve for x
    x = 309,094,034.58/23,692.68
  6. Step 6: Final answer
    x = 13,045.97

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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.