Home / 33,920.46-46,800.18-19,770.84

Finding the Fourth Proportional to 33,920.46, 46,800.18 and 19,770.84

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Solution

The fourth proportional to 33,920.46, 46,800.18 and 19,770.84 is: 27,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.46 : 46,800.18 = 19,770.84 : x
  2. Step 2: Convert to fraction form
    33,920.46/46,800.18 = 19,770.84/x
  3. Step 3: Cross multiply
    33,920.46x = 46,800.18 × 19,770.84
  4. Step 4: Simplify right side
    33,920.46x = 925,278,870.75
  5. Step 5: Solve for x
    x = 925,278,870.75/33,920.46
  6. Step 6: Final answer
    x = 27,277.90

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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.