Home / 40,481.40-55,864.23-22,576.43

Finding the Fourth Proportional to 40,481.40, 55,864.23 and 22,576.43

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Solution

The fourth proportional to 40,481.40, 55,864.23 and 22,576.43 is: 31,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,481.40 : 55,864.23 = 22,576.43 : x
  2. Step 2: Convert to fraction form
    40,481.40/55,864.23 = 22,576.43/x
  3. Step 3: Cross multiply
    40,481.40x = 55,864.23 × 22,576.43
  4. Step 4: Simplify right side
    40,481.40x = 1,261,214,598.78
  5. Step 5: Solve for x
    x = 1,261,214,598.78/40,481.40
  6. Step 6: Final answer
    x = 31,155.41

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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.