Home / 36,771.04-55,163.72-11,809.18

Finding the Fourth Proportional to 36,771.04, 55,163.72 and 11,809.18

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Solution

The fourth proportional to 36,771.04, 55,163.72 and 11,809.18 is: 17,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.04 : 55,163.72 = 11,809.18 : x
  2. Step 2: Convert to fraction form
    36,771.04/55,163.72 = 11,809.18/x
  3. Step 3: Cross multiply
    36,771.04x = 55,163.72 × 11,809.18
  4. Step 4: Simplify right side
    36,771.04x = 651,438,298.95
  5. Step 5: Solve for x
    x = 651,438,298.95/36,771.04
  6. Step 6: Final answer
    x = 17,716.07

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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.