Home / 40,204.48-55,481.22-22,299.34

Finding the Fourth Proportional to 40,204.48, 55,481.22 and 22,299.34

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Solution

The fourth proportional to 40,204.48, 55,481.22 and 22,299.34 is: 30,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.48 : 55,481.22 = 22,299.34 : x
  2. Step 2: Convert to fraction form
    40,204.48/55,481.22 = 22,299.34/x
  3. Step 3: Cross multiply
    40,204.48x = 55,481.22 × 22,299.34
  4. Step 4: Simplify right side
    40,204.48x = 1,237,194,588.39
  5. Step 5: Solve for x
    x = 1,237,194,588.39/40,204.48
  6. Step 6: Final answer
    x = 30,772.56

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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.