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Finding the Fourth Proportional to 29,324.84, 43,989.81 and 8,265.02

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Solution

The fourth proportional to 29,324.84, 43,989.81 and 8,265.02 is: 12,398.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,324.84 : 43,989.81 = 8,265.02 : x
  2. Step 2: Convert to fraction form
    29,324.84/43,989.81 = 8,265.02/x
  3. Step 3: Cross multiply
    29,324.84x = 43,989.81 × 8,265.02
  4. Step 4: Simplify right side
    29,324.84x = 363,576,439.50
  5. Step 5: Solve for x
    x = 363,576,439.50/29,324.84
  6. Step 6: Final answer
    x = 12,398.24

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1.5x scale

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.