Home / 13,356.97-20,036.61-3,496.24

Finding the Fourth Proportional to 13,356.97, 20,036.61 and 3,496.24

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Solution

The fourth proportional to 13,356.97, 20,036.61 and 3,496.24 is: 5,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.97 : 20,036.61 = 3,496.24 : x
  2. Step 2: Convert to fraction form
    13,356.97/20,036.61 = 3,496.24/x
  3. Step 3: Cross multiply
    13,356.97x = 20,036.61 × 3,496.24
  4. Step 4: Simplify right side
    13,356.97x = 70,052,797.35
  5. Step 5: Solve for x
    x = 70,052,797.35/13,356.97
  6. Step 6: Final answer
    x = 5,244.66

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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.