Home / 33,515.76-46,253.88-20,087.64

Finding the Fourth Proportional to 33,515.76, 46,253.88 and 20,087.64

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Solution

The fourth proportional to 33,515.76, 46,253.88 and 20,087.64 is: 27,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515.76 : 46,253.88 = 20,087.64 : x
  2. Step 2: Convert to fraction form
    33,515.76/46,253.88 = 20,087.64/x
  3. Step 3: Cross multiply
    33,515.76x = 46,253.88 × 20,087.64
  4. Step 4: Simplify right side
    33,515.76x = 929,131,290.04
  5. Step 5: Solve for x
    x = 929,131,290.04/33,515.76
  6. Step 6: Final answer
    x = 27,722.22

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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.