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Finding the Fourth Proportional to 44,410.60, 66,653.70 and 18,134.20

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Solution

The fourth proportional to 44,410.60, 66,653.70 and 18,134.20 is: 27,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,410.60 : 66,653.70 = 18,134.20 : x
  2. Step 2: Convert to fraction form
    44,410.60/66,653.70 = 18,134.20/x
  3. Step 3: Cross multiply
    44,410.60x = 66,653.70 × 18,134.20
  4. Step 4: Simplify right side
    44,410.60x = 1,208,711,526.54
  5. Step 5: Solve for x
    x = 1,208,711,526.54/44,410.60
  6. Step 6: Final answer
    x = 27,216.73

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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.