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Finding the Fourth Proportional to 36,816.84, 55,224.99 and 9,114.84

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Solution

The fourth proportional to 36,816.84, 55,224.99 and 9,114.84 is: 13,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816.84 : 55,224.99 = 9,114.84 : x
  2. Step 2: Convert to fraction form
    36,816.84/55,224.99 = 9,114.84/x
  3. Step 3: Cross multiply
    36,816.84x = 55,224.99 × 9,114.84
  4. Step 4: Simplify right side
    36,816.84x = 503,366,947.85
  5. Step 5: Solve for x
    x = 503,366,947.85/36,816.84
  6. Step 6: Final answer
    x = 13,672.19

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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.