Home / 37,986.46-52,391.43-35,440

Finding the Fourth Proportional to 37,986.46, 52,391.43 and 35,440

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Solution

The fourth proportional to 37,986.46, 52,391.43 and 35,440 is: 48,879.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.46 : 52,391.43 = 35,440 : x
  2. Step 2: Convert to fraction form
    37,986.46/52,391.43 = 35,440/x
  3. Step 3: Cross multiply
    37,986.46x = 52,391.43 × 35,440
  4. Step 4: Simplify right side
    37,986.46x = 1,856,752,279.20
  5. Step 5: Solve for x
    x = 1,856,752,279.20/37,986.46
  6. Step 6: Final answer
    x = 48,879.32

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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.