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Finding the Fourth Proportional to 29,444.34, 44,157.52 and 8,386.09

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Solution

The fourth proportional to 29,444.34, 44,157.52 and 8,386.09 is: 12,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,444.34 : 44,157.52 = 8,386.09 : x
  2. Step 2: Convert to fraction form
    29,444.34/44,157.52 = 8,386.09/x
  3. Step 3: Cross multiply
    29,444.34x = 44,157.52 × 8,386.09
  4. Step 4: Simplify right side
    29,444.34x = 370,308,936.90
  5. Step 5: Solve for x
    x = 370,308,936.90/29,444.34
  6. Step 6: Final answer
    x = 12,576.57

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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.