Home / 36,805.49-55,213.55-18,086.59

Finding the Fourth Proportional to 36,805.49, 55,213.55 and 18,086.59

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Solution

The fourth proportional to 36,805.49, 55,213.55 and 18,086.59 is: 27,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.49 : 55,213.55 = 18,086.59 : x
  2. Step 2: Convert to fraction form
    36,805.49/55,213.55 = 18,086.59/x
  3. Step 3: Cross multiply
    36,805.49x = 55,213.55 × 18,086.59
  4. Step 4: Simplify right side
    36,805.49x = 998,624,887.70
  5. Step 5: Solve for x
    x = 998,624,887.70/36,805.49
  6. Step 6: Final answer
    x = 27,132.50

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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.