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Finding the Fourth Proportional to 56,692.98, 85,051.68 and 17,253.27

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Solution

The fourth proportional to 56,692.98, 85,051.68 and 17,253.27 is: 25,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,692.98 : 85,051.68 = 17,253.27 : x
  2. Step 2: Convert to fraction form
    56,692.98/85,051.68 = 17,253.27/x
  3. Step 3: Cross multiply
    56,692.98x = 85,051.68 × 17,253.27
  4. Step 4: Simplify right side
    56,692.98x = 1,467,419,598.99
  5. Step 5: Solve for x
    x = 1,467,419,598.99/56,692.98
  6. Step 6: Final answer
    x = 25,883.62

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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.