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Finding the Fourth Proportional to 29,361.64, 44,042.48 and 8,585.16

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Solution

The fourth proportional to 29,361.64, 44,042.48 and 8,585.16 is: 12,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,361.64 : 44,042.48 = 8,585.16 : x
  2. Step 2: Convert to fraction form
    29,361.64/44,042.48 = 8,585.16/x
  3. Step 3: Cross multiply
    29,361.64x = 44,042.48 × 8,585.16
  4. Step 4: Simplify right side
    29,361.64x = 378,111,737.60
  5. Step 5: Solve for x
    x = 378,111,737.60/29,361.64
  6. Step 6: Final answer
    x = 12,877.75

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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.