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Finding the Fourth Proportional to 44,213.60, 66,310.80 and 14,624.48

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Solution

The fourth proportional to 44,213.60, 66,310.80 and 14,624.48 is: 21,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,213.60 : 66,310.80 = 14,624.48 : x
  2. Step 2: Convert to fraction form
    44,213.60/66,310.80 = 14,624.48/x
  3. Step 3: Cross multiply
    44,213.60x = 66,310.80 × 14,624.48
  4. Step 4: Simplify right side
    44,213.60x = 969,760,968.38
  5. Step 5: Solve for x
    x = 969,760,968.38/44,213.60
  6. Step 6: Final answer
    x = 21,933.54

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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.