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Finding the Fourth Proportional to 44,410.90, 66,571.43 and 19,126.90

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Solution

The fourth proportional to 44,410.90, 66,571.43 and 19,126.90 is: 28,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,410.90 : 66,571.43 = 19,126.90 : x
  2. Step 2: Convert to fraction form
    44,410.90/66,571.43 = 19,126.90/x
  3. Step 3: Cross multiply
    44,410.90x = 66,571.43 × 19,126.90
  4. Step 4: Simplify right side
    44,410.90x = 1,273,304,655.98
  5. Step 5: Solve for x
    x = 1,273,304,655.98/44,410.90
  6. Step 6: Final answer
    x = 28,671.00

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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.