Home / 40,219.97-55,467.20-25,114.01

Finding the Fourth Proportional to 40,219.97, 55,467.20 and 25,114.01

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Solution

The fourth proportional to 40,219.97, 55,467.20 and 25,114.01 is: 34,634.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.97 : 55,467.20 = 25,114.01 : x
  2. Step 2: Convert to fraction form
    40,219.97/55,467.20 = 25,114.01/x
  3. Step 3: Cross multiply
    40,219.97x = 55,467.20 × 25,114.01
  4. Step 4: Simplify right side
    40,219.97x = 1,393,003,689.90
  5. Step 5: Solve for x
    x = 1,393,003,689.90/40,219.97
  6. Step 6: Final answer
    x = 34,634.63

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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.