Home / 16,819.36-25,221.74-5,723.06

Finding the Fourth Proportional to 16,819.36, 25,221.74 and 5,723.06

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Solution

The fourth proportional to 16,819.36, 25,221.74 and 5,723.06 is: 8,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.36 : 25,221.74 = 5,723.06 : x
  2. Step 2: Convert to fraction form
    16,819.36/25,221.74 = 5,723.06/x
  3. Step 3: Cross multiply
    16,819.36x = 25,221.74 × 5,723.06
  4. Step 4: Simplify right side
    16,819.36x = 144,345,531.32
  5. Step 5: Solve for x
    x = 144,345,531.32/16,819.36
  6. Step 6: Final answer
    x = 8,582.11

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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.