Home / 33,867.84-46,733.28-19,722.72

Finding the Fourth Proportional to 33,867.84, 46,733.28 and 19,722.72

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Solution

The fourth proportional to 33,867.84, 46,733.28 and 19,722.72 is: 27,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.84 : 46,733.28 = 19,722.72 : x
  2. Step 2: Convert to fraction form
    33,867.84/46,733.28 = 19,722.72/x
  3. Step 3: Cross multiply
    33,867.84x = 46,733.28 × 19,722.72
  4. Step 4: Simplify right side
    33,867.84x = 921,707,396.12
  5. Step 5: Solve for x
    x = 921,707,396.12/33,867.84
  6. Step 6: Final answer
    x = 27,214.83

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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.