Home / 33,322.74-45,986.32-18,216.02

Finding the Fourth Proportional to 33,322.74, 45,986.32 and 18,216.02

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Solution

The fourth proportional to 33,322.74, 45,986.32 and 18,216.02 is: 25,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,322.74 : 45,986.32 = 18,216.02 : x
  2. Step 2: Convert to fraction form
    33,322.74/45,986.32 = 18,216.02/x
  3. Step 3: Cross multiply
    33,322.74x = 45,986.32 × 18,216.02
  4. Step 4: Simplify right side
    33,322.74x = 837,687,724.85
  5. Step 5: Solve for x
    x = 837,687,724.85/33,322.74
  6. Step 6: Final answer
    x = 25,138.62

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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.