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Finding the Fourth Proportional to 36,816.58, 55,224.86 and 9,114.58

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Solution

The fourth proportional to 36,816.58, 55,224.86 and 9,114.58 is: 13,671.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816.58 : 55,224.86 = 9,114.58 : x
  2. Step 2: Convert to fraction form
    36,816.58/55,224.86 = 9,114.58/x
  3. Step 3: Cross multiply
    36,816.58x = 55,224.86 × 9,114.58
  4. Step 4: Simplify right side
    36,816.58x = 503,351,404.46
  5. Step 5: Solve for x
    x = 503,351,404.46/36,816.58
  6. Step 6: Final answer
    x = 13,671.87

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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.