Home / 16,001.36-22,082.16-8,928.44

Finding the Fourth Proportional to 16,001.36, 22,082.16 and 8,928.44

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Solution

The fourth proportional to 16,001.36, 22,082.16 and 8,928.44 is: 12,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.36 : 22,082.16 = 8,928.44 : x
  2. Step 2: Convert to fraction form
    16,001.36/22,082.16 = 8,928.44/x
  3. Step 3: Cross multiply
    16,001.36x = 22,082.16 × 8,928.44
  4. Step 4: Simplify right side
    16,001.36x = 197,159,240.63
  5. Step 5: Solve for x
    x = 197,159,240.63/16,001.36
  6. Step 6: Final answer
    x = 12,321.41

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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.