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Finding the Fourth Proportional to 44,617.68, 66,936.42 and 13,450.68

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Solution

The fourth proportional to 44,617.68, 66,936.42 and 13,450.68 is: 20,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,617.68 : 66,936.42 = 13,450.68 : x
  2. Step 2: Convert to fraction form
    44,617.68/66,936.42 = 13,450.68/x
  3. Step 3: Cross multiply
    44,617.68x = 66,936.42 × 13,450.68
  4. Step 4: Simplify right side
    44,617.68x = 900,340,365.77
  5. Step 5: Solve for x
    x = 900,340,365.77/44,617.68
  6. Step 6: Final answer
    x = 20,179.00

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1.5x scale

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.