Home / 41,510.74-57,297.10-28,939.54

Finding the Fourth Proportional to 41,510.74, 57,297.10 and 28,939.54

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Solution

The fourth proportional to 41,510.74, 57,297.10 and 28,939.54 is: 39,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,510.74 : 57,297.10 = 28,939.54 : x
  2. Step 2: Convert to fraction form
    41,510.74/57,297.10 = 28,939.54/x
  3. Step 3: Cross multiply
    41,510.74x = 57,297.10 × 28,939.54
  4. Step 4: Simplify right side
    41,510.74x = 1,658,151,717.33
  5. Step 5: Solve for x
    x = 1,658,151,717.33/41,510.74
  6. Step 6: Final answer
    x = 39,945.13

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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.