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Finding the Fourth Proportional to 36,602, 54,744.72 and 21,573.48

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Solution

The fourth proportional to 36,602, 54,744.72 and 21,573.48 is: 32,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602 : 54,744.72 = 21,573.48 : x
  2. Step 2: Convert to fraction form
    36,602/54,744.72 = 21,573.48/x
  3. Step 3: Cross multiply
    36,602x = 54,744.72 × 21,573.48
  4. Step 4: Simplify right side
    36,602x = 1,181,034,122.03
  5. Step 5: Solve for x
    x = 1,181,034,122.03/36,602
  6. Step 6: Final answer
    x = 32,266.93

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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.