Home / 13,554.84-20,324.16-5,227.95

Finding the Fourth Proportional to 13,554.84, 20,324.16 and 5,227.95

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Solution

The fourth proportional to 13,554.84, 20,324.16 and 5,227.95 is: 7,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554.84 : 20,324.16 = 5,227.95 : x
  2. Step 2: Convert to fraction form
    13,554.84/20,324.16 = 5,227.95/x
  3. Step 3: Cross multiply
    13,554.84x = 20,324.16 × 5,227.95
  4. Step 4: Simplify right side
    13,554.84x = 106,253,692.27
  5. Step 5: Solve for x
    x = 106,253,692.27/13,554.84
  6. Step 6: Final answer
    x = 7,838.80

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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.