Home / 16,103.56-22,224.54-9,819.64

Finding the Fourth Proportional to 16,103.56, 22,224.54 and 9,819.64

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Solution

The fourth proportional to 16,103.56, 22,224.54 and 9,819.64 is: 13,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,103.56 : 22,224.54 = 9,819.64 : x
  2. Step 2: Convert to fraction form
    16,103.56/22,224.54 = 9,819.64/x
  3. Step 3: Cross multiply
    16,103.56x = 22,224.54 × 9,819.64
  4. Step 4: Simplify right side
    16,103.56x = 218,236,981.97
  5. Step 5: Solve for x
    x = 218,236,981.97/16,103.56
  6. Step 6: Final answer
    x = 13,552.10

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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.