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Finding the Fourth Proportional to 33,371.88, 46,069.85 and 19,221.99

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Solution

The fourth proportional to 33,371.88, 46,069.85 and 19,221.99 is: 26,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,371.88 : 46,069.85 = 19,221.99 : x
  2. Step 2: Convert to fraction form
    33,371.88/46,069.85 = 19,221.99/x
  3. Step 3: Cross multiply
    33,371.88x = 46,069.85 × 19,221.99
  4. Step 4: Simplify right side
    33,371.88x = 885,554,071.29
  5. Step 5: Solve for x
    x = 885,554,071.29/33,371.88
  6. Step 6: Final answer
    x = 26,535.94

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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.