Home / 41,439.78-57,187.32-22,576.89

Finding the Fourth Proportional to 41,439.78, 57,187.32 and 22,576.89

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Solution

The fourth proportional to 41,439.78, 57,187.32 and 22,576.89 is: 31,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,439.78 : 57,187.32 = 22,576.89 : x
  2. Step 2: Convert to fraction form
    41,439.78/57,187.32 = 22,576.89/x
  3. Step 3: Cross multiply
    41,439.78x = 57,187.32 × 22,576.89
  4. Step 4: Simplify right side
    41,439.78x = 1,291,111,833.03
  5. Step 5: Solve for x
    x = 1,291,111,833.03/41,439.78
  6. Step 6: Final answer
    x = 31,156.34

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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.