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Finding the Fourth Proportional to 33,551.40, 50,340.76 and 16,916.22

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Solution

The fourth proportional to 33,551.40, 50,340.76 and 16,916.22 is: 25,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,551.40 : 50,340.76 = 16,916.22 : x
  2. Step 2: Convert to fraction form
    33,551.40/50,340.76 = 16,916.22/x
  3. Step 3: Cross multiply
    33,551.40x = 50,340.76 × 16,916.22
  4. Step 4: Simplify right side
    33,551.40x = 851,575,371.13
  5. Step 5: Solve for x
    x = 851,575,371.13/33,551.40
  6. Step 6: Final answer
    x = 25,381.22

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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.