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Finding the Fourth Proportional to 25,066, 37,617.08 and 20,194.48

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Solution

The fourth proportional to 25,066, 37,617.08 and 20,194.48 is: 30,306.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,066 : 37,617.08 = 20,194.48 : x
  2. Step 2: Convert to fraction form
    25,066/37,617.08 = 20,194.48/x
  3. Step 3: Cross multiply
    25,066x = 37,617.08 × 20,194.48
  4. Step 4: Simplify right side
    25,066x = 759,657,369.72
  5. Step 5: Solve for x
    x = 759,657,369.72/25,066
  6. Step 6: Final answer
    x = 30,306.29

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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.