Home / 40,046.22-55,263.42-22,141.68

Finding the Fourth Proportional to 40,046.22, 55,263.42 and 22,141.68

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Solution

The fourth proportional to 40,046.22, 55,263.42 and 22,141.68 is: 30,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,046.22 : 55,263.42 = 22,141.68 : x
  2. Step 2: Convert to fraction form
    40,046.22/55,263.42 = 22,141.68/x
  3. Step 3: Cross multiply
    40,046.22x = 55,263.42 × 22,141.68
  4. Step 4: Simplify right side
    40,046.22x = 1,223,624,961.35
  5. Step 5: Solve for x
    x = 1,223,624,961.35/40,046.22
  6. Step 6: Final answer
    x = 30,555.32

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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.