Home / 16,091.21-22,182.60-11,296.55

Finding the Fourth Proportional to 16,091.21, 22,182.60 and 11,296.55

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Solution

The fourth proportional to 16,091.21, 22,182.60 and 11,296.55 is: 15,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.21 : 22,182.60 = 11,296.55 : x
  2. Step 2: Convert to fraction form
    16,091.21/22,182.60 = 11,296.55/x
  3. Step 3: Cross multiply
    16,091.21x = 22,182.60 × 11,296.55
  4. Step 4: Simplify right side
    16,091.21x = 250,586,905.49
  5. Step 5: Solve for x
    x = 250,586,905.49/16,091.21
  6. Step 6: Final answer
    x = 15,572.91

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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.