Home / 36,078.50-49,770.96-22,643.12

Finding the Fourth Proportional to 36,078.50, 49,770.96 and 22,643.12

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Solution

The fourth proportional to 36,078.50, 49,770.96 and 22,643.12 is: 31,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078.50 : 49,770.96 = 22,643.12 : x
  2. Step 2: Convert to fraction form
    36,078.50/49,770.96 = 22,643.12/x
  3. Step 3: Cross multiply
    36,078.50x = 49,770.96 × 22,643.12
  4. Step 4: Simplify right side
    36,078.50x = 1,126,969,819.80
  5. Step 5: Solve for x
    x = 1,126,969,819.80/36,078.50
  6. Step 6: Final answer
    x = 31,236.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.