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Finding the Fourth Proportional to 36,908.16, 55,372.16 and 14,737.11

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Solution

The fourth proportional to 36,908.16, 55,372.16 and 14,737.11 is: 22,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908.16 : 55,372.16 = 14,737.11 : x
  2. Step 2: Convert to fraction form
    36,908.16/55,372.16 = 14,737.11/x
  3. Step 3: Cross multiply
    36,908.16x = 55,372.16 × 14,737.11
  4. Step 4: Simplify right side
    36,908.16x = 816,025,826.36
  5. Step 5: Solve for x
    x = 816,025,826.36/36,908.16
  6. Step 6: Final answer
    x = 22,109.63

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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.