Home / 33,716.88-46,519.92-20,966.76

Finding the Fourth Proportional to 33,716.88, 46,519.92 and 20,966.76

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Solution

The fourth proportional to 33,716.88, 46,519.92 and 20,966.76 is: 28,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.88 : 46,519.92 = 20,966.76 : x
  2. Step 2: Convert to fraction form
    33,716.88/46,519.92 = 20,966.76/x
  3. Step 3: Cross multiply
    33,716.88x = 46,519.92 × 20,966.76
  4. Step 4: Simplify right side
    33,716.88x = 975,371,997.86
  5. Step 5: Solve for x
    x = 975,371,997.86/33,716.88
  6. Step 6: Final answer
    x = 28,928.30

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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.