Home / 36,699.96-55,049.94-30,188.28

Finding the Fourth Proportional to 36,699.96, 55,049.94 and 30,188.28

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Solution

The fourth proportional to 36,699.96, 55,049.94 and 30,188.28 is: 45,282.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.96 : 55,049.94 = 30,188.28 : x
  2. Step 2: Convert to fraction form
    36,699.96/55,049.94 = 30,188.28/x
  3. Step 3: Cross multiply
    36,699.96x = 55,049.94 × 30,188.28
  4. Step 4: Simplify right side
    36,699.96x = 1,661,863,002.70
  5. Step 5: Solve for x
    x = 1,661,863,002.70/36,699.96
  6. Step 6: Final answer
    x = 45,282.42

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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.