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Finding the Fourth Proportional to 29,656.56, 44,489.70 and 14,065.68

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Solution

The fourth proportional to 29,656.56, 44,489.70 and 14,065.68 is: 21,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,656.56 : 44,489.70 = 14,065.68 : x
  2. Step 2: Convert to fraction form
    29,656.56/44,489.70 = 14,065.68/x
  3. Step 3: Cross multiply
    29,656.56x = 44,489.70 × 14,065.68
  4. Step 4: Simplify right side
    29,656.56x = 625,777,883.50
  5. Step 5: Solve for x
    x = 625,777,883.50/29,656.56
  6. Step 6: Final answer
    x = 21,100.83

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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.