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Finding the Fourth Proportional to 29,118, 43,683.60 and 10,650

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Solution

The fourth proportional to 29,118, 43,683.60 and 10,650 is: 15,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118 : 43,683.60 = 10,650 : x
  2. Step 2: Convert to fraction form
    29,118/43,683.60 = 10,650/x
  3. Step 3: Cross multiply
    29,118x = 43,683.60 × 10,650
  4. Step 4: Simplify right side
    29,118x = 465,230,340
  5. Step 5: Solve for x
    x = 465,230,340/29,118
  6. Step 6: Final answer
    x = 15,977.41

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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.