Home / 36,770.60-55,163.06-11,808.72

Finding the Fourth Proportional to 36,770.60, 55,163.06 and 11,808.72

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Solution

The fourth proportional to 36,770.60, 55,163.06 and 11,808.72 is: 17,715.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.60 : 55,163.06 = 11,808.72 : x
  2. Step 2: Convert to fraction form
    36,770.60/55,163.06 = 11,808.72/x
  3. Step 3: Cross multiply
    36,770.60x = 55,163.06 × 11,808.72
  4. Step 4: Simplify right side
    36,770.60x = 651,405,070.84
  5. Step 5: Solve for x
    x = 651,405,070.84/36,770.60
  6. Step 6: Final answer
    x = 17,715.38

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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.