Home / 40,132.34-55,383.12-22,227.66

Finding the Fourth Proportional to 40,132.34, 55,383.12 and 22,227.66

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Solution

The fourth proportional to 40,132.34, 55,383.12 and 22,227.66 is: 30,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,132.34 : 55,383.12 = 22,227.66 : x
  2. Step 2: Convert to fraction form
    40,132.34/55,383.12 = 22,227.66/x
  3. Step 3: Cross multiply
    40,132.34x = 55,383.12 × 22,227.66
  4. Step 4: Simplify right side
    40,132.34x = 1,231,037,161.10
  5. Step 5: Solve for x
    x = 1,231,037,161.10/40,132.34
  6. Step 6: Final answer
    x = 30,674.44

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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.