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Finding the Fourth Proportional to 44,635.56, 66,896.04 and 19,659.48

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Solution

The fourth proportional to 44,635.56, 66,896.04 and 19,659.48 is: 29,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,635.56 : 66,896.04 = 19,659.48 : x
  2. Step 2: Convert to fraction form
    44,635.56/66,896.04 = 19,659.48/x
  3. Step 3: Cross multiply
    44,635.56x = 66,896.04 × 19,659.48
  4. Step 4: Simplify right side
    44,635.56x = 1,315,141,360.46
  5. Step 5: Solve for x
    x = 1,315,141,360.46/44,635.56
  6. Step 6: Final answer
    x = 29,463.98

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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.