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Finding the Fourth Proportional to 41,399.65, 57,128.25 and 23,494.65

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Solution

The fourth proportional to 41,399.65, 57,128.25 and 23,494.65 is: 32,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,399.65 : 57,128.25 = 23,494.65 : x
  2. Step 2: Convert to fraction form
    41,399.65/57,128.25 = 23,494.65/x
  3. Step 3: Cross multiply
    41,399.65x = 57,128.25 × 23,494.65
  4. Step 4: Simplify right side
    41,399.65x = 1,342,208,121.39
  5. Step 5: Solve for x
    x = 1,342,208,121.39/41,399.65
  6. Step 6: Final answer
    x = 32,420.76

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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.