Home / 31,849.57-43,997.37-25,518.21

Finding the Fourth Proportional to 31,849.57, 43,997.37 and 25,518.21

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Solution

The fourth proportional to 31,849.57, 43,997.37 and 25,518.21 is: 35,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.57 : 43,997.37 = 25,518.21 : x
  2. Step 2: Convert to fraction form
    31,849.57/43,997.37 = 25,518.21/x
  3. Step 3: Cross multiply
    31,849.57x = 43,997.37 × 25,518.21
  4. Step 4: Simplify right side
    31,849.57x = 1,122,734,127.11
  5. Step 5: Solve for x
    x = 1,122,734,127.11/31,849.57
  6. Step 6: Final answer
    x = 35,251.15

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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.