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Finding the Fourth Proportional to 44,476.28, 66,739.02 and 18,199.47

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Solution

The fourth proportional to 44,476.28, 66,739.02 and 18,199.47 is: 27,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,476.28 : 66,739.02 = 18,199.47 : x
  2. Step 2: Convert to fraction form
    44,476.28/66,739.02 = 18,199.47/x
  3. Step 3: Cross multiply
    44,476.28x = 66,739.02 × 18,199.47
  4. Step 4: Simplify right side
    44,476.28x = 1,214,614,792.32
  5. Step 5: Solve for x
    x = 1,214,614,792.32/44,476.28
  6. Step 6: Final answer
    x = 27,309.27

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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.