Home / 36,611.06-54,905.70-15,550.80

Finding the Fourth Proportional to 36,611.06, 54,905.70 and 15,550.80

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Solution

The fourth proportional to 36,611.06, 54,905.70 and 15,550.80 is: 23,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,611.06 : 54,905.70 = 15,550.80 : x
  2. Step 2: Convert to fraction form
    36,611.06/54,905.70 = 15,550.80/x
  3. Step 3: Cross multiply
    36,611.06x = 54,905.70 × 15,550.80
  4. Step 4: Simplify right side
    36,611.06x = 853,827,559.56
  5. Step 5: Solve for x
    x = 853,827,559.56/36,611.06
  6. Step 6: Final answer
    x = 23,321.57

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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.