Home / 33,038.82-49,578.39-14,315.22

Finding the Fourth Proportional to 33,038.82, 49,578.39 and 14,315.22

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Solution

The fourth proportional to 33,038.82, 49,578.39 and 14,315.22 is: 21,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,038.82 : 49,578.39 = 14,315.22 : x
  2. Step 2: Convert to fraction form
    33,038.82/49,578.39 = 14,315.22/x
  3. Step 3: Cross multiply
    33,038.82x = 49,578.39 × 14,315.22
  4. Step 4: Simplify right side
    33,038.82x = 709,725,560.10
  5. Step 5: Solve for x
    x = 709,725,560.10/33,038.82
  6. Step 6: Final answer
    x = 21,481.57

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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.