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Finding the Fourth Proportional to 44,687.91, 67,041.09 and 13,099.01

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Solution

The fourth proportional to 44,687.91, 67,041.09 and 13,099.01 is: 19,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,687.91 : 67,041.09 = 13,099.01 : x
  2. Step 2: Convert to fraction form
    44,687.91/67,041.09 = 13,099.01/x
  3. Step 3: Cross multiply
    44,687.91x = 67,041.09 × 13,099.01
  4. Step 4: Simplify right side
    44,687.91x = 878,171,573.12
  5. Step 5: Solve for x
    x = 878,171,573.12/44,687.91
  6. Step 6: Final answer
    x = 19,651.21

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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.