Home / 36,214.80-54,322.20-30,747.30

Finding the Fourth Proportional to 36,214.80, 54,322.20 and 30,747.30

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Solution

The fourth proportional to 36,214.80, 54,322.20 and 30,747.30 is: 46,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,214.80 : 54,322.20 = 30,747.30 : x
  2. Step 2: Convert to fraction form
    36,214.80/54,322.20 = 30,747.30/x
  3. Step 3: Cross multiply
    36,214.80x = 54,322.20 × 30,747.30
  4. Step 4: Simplify right side
    36,214.80x = 1,670,260,980.06
  5. Step 5: Solve for x
    x = 1,670,260,980.06/36,214.80
  6. Step 6: Final answer
    x = 46,120.95

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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.