Home / 27,896.40-38,496.76-16,571.44

Finding the Fourth Proportional to 27,896.40, 38,496.76 and 16,571.44

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Solution

The fourth proportional to 27,896.40, 38,496.76 and 16,571.44 is: 22,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.40 : 38,496.76 = 16,571.44 : x
  2. Step 2: Convert to fraction form
    27,896.40/38,496.76 = 16,571.44/x
  3. Step 3: Cross multiply
    27,896.40x = 38,496.76 × 16,571.44
  4. Step 4: Simplify right side
    27,896.40x = 637,946,748.53
  5. Step 5: Solve for x
    x = 637,946,748.53/27,896.40
  6. Step 6: Final answer
    x = 22,868.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.