Home / 31,324.37-43,227.34-17,176.91

Finding the Fourth Proportional to 31,324.37, 43,227.34 and 17,176.91

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Solution

The fourth proportional to 31,324.37, 43,227.34 and 17,176.91 is: 23,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.37 : 43,227.34 = 17,176.91 : x
  2. Step 2: Convert to fraction form
    31,324.37/43,227.34 = 17,176.91/x
  3. Step 3: Cross multiply
    31,324.37x = 43,227.34 × 17,176.91
  4. Step 4: Simplify right side
    31,324.37x = 742,511,869.64
  5. Step 5: Solve for x
    x = 742,511,869.64/31,324.37
  6. Step 6: Final answer
    x = 23,703.97

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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.