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Finding the Fourth Proportional to 56,672.99, 85,006.40 and 17,227.03

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Solution

The fourth proportional to 56,672.99, 85,006.40 and 17,227.03 is: 25,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,672.99 : 85,006.40 = 17,227.03 : x
  2. Step 2: Convert to fraction form
    56,672.99/85,006.40 = 17,227.03/x
  3. Step 3: Cross multiply
    56,672.99x = 85,006.40 × 17,227.03
  4. Step 4: Simplify right side
    56,672.99x = 1,464,407,633.54
  5. Step 5: Solve for x
    x = 1,464,407,633.54/56,672.99
  6. Step 6: Final answer
    x = 25,839.60

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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.