Home / 15,107.97-22,660.41-4,015.78

Finding the Fourth Proportional to 15,107.97, 22,660.41 and 4,015.78

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Solution

The fourth proportional to 15,107.97, 22,660.41 and 4,015.78 is: 6,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.97 : 22,660.41 = 4,015.78 : x
  2. Step 2: Convert to fraction form
    15,107.97/22,660.41 = 4,015.78/x
  3. Step 3: Cross multiply
    15,107.97x = 22,660.41 × 4,015.78
  4. Step 4: Simplify right side
    15,107.97x = 90,999,157.09
  5. Step 5: Solve for x
    x = 90,999,157.09/15,107.97
  6. Step 6: Final answer
    x = 6,023.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.