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Finding the Fourth Proportional to 44,546.32, 66,664.76 and 27,672.40

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Solution

The fourth proportional to 44,546.32, 66,664.76 and 27,672.40 is: 41,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,546.32 : 66,664.76 = 27,672.40 : x
  2. Step 2: Convert to fraction form
    44,546.32/66,664.76 = 27,672.40/x
  3. Step 3: Cross multiply
    44,546.32x = 66,664.76 × 27,672.40
  4. Step 4: Simplify right side
    44,546.32x = 1,844,773,904.62
  5. Step 5: Solve for x
    x = 1,844,773,904.62/44,546.32
  6. Step 6: Final answer
    x = 41,412.49

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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.