Home / 40,214.80-55,496.74-22,310.96

Finding the Fourth Proportional to 40,214.80, 55,496.74 and 22,310.96

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Solution

The fourth proportional to 40,214.80, 55,496.74 and 22,310.96 is: 30,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.80 : 55,496.74 = 22,310.96 : x
  2. Step 2: Convert to fraction form
    40,214.80/55,496.74 = 22,310.96/x
  3. Step 3: Cross multiply
    40,214.80x = 55,496.74 × 22,310.96
  4. Step 4: Simplify right side
    40,214.80x = 1,238,185,546.27
  5. Step 5: Solve for x
    x = 1,238,185,546.27/40,214.80
  6. Step 6: Final answer
    x = 30,789.30

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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.