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Finding the Fourth Proportional to 33,726.99, 50,590.49 and 18,949.71

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Solution

The fourth proportional to 33,726.99, 50,590.49 and 18,949.71 is: 28,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,726.99 : 50,590.49 = 18,949.71 : x
  2. Step 2: Convert to fraction form
    33,726.99/50,590.49 = 18,949.71/x
  3. Step 3: Cross multiply
    33,726.99x = 50,590.49 × 18,949.71
  4. Step 4: Simplify right side
    33,726.99x = 958,675,114.26
  5. Step 5: Solve for x
    x = 958,675,114.26/33,726.99
  6. Step 6: Final answer
    x = 28,424.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.