Home / 33,418.40-50,127.54-13,696.98

Finding the Fourth Proportional to 33,418.40, 50,127.54 and 13,696.98

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Solution

The fourth proportional to 33,418.40, 50,127.54 and 13,696.98 is: 20,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.40 : 50,127.54 = 13,696.98 : x
  2. Step 2: Convert to fraction form
    33,418.40/50,127.54 = 13,696.98/x
  3. Step 3: Cross multiply
    33,418.40x = 50,127.54 × 13,696.98
  4. Step 4: Simplify right side
    33,418.40x = 686,595,912.83
  5. Step 5: Solve for x
    x = 686,595,912.83/33,418.40
  6. Step 6: Final answer
    x = 20,545.45

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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.