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Finding the Fourth Proportional to 44,164.56, 66,236.88 and 12,573.93

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Solution

The fourth proportional to 44,164.56, 66,236.88 and 12,573.93 is: 18,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,164.56 : 66,236.88 = 12,573.93 : x
  2. Step 2: Convert to fraction form
    44,164.56/66,236.88 = 12,573.93/x
  3. Step 3: Cross multiply
    44,164.56x = 66,236.88 × 12,573.93
  4. Step 4: Simplify right side
    44,164.56x = 832,857,892.54
  5. Step 5: Solve for x
    x = 832,857,892.54/44,164.56
  6. Step 6: Final answer
    x = 18,858.06

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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.