Home / 19,053.72-28,581.38-5,906.36

Finding the Fourth Proportional to 19,053.72, 28,581.38 and 5,906.36

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Solution

The fourth proportional to 19,053.72, 28,581.38 and 5,906.36 is: 8,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.72 : 28,581.38 = 5,906.36 : x
  2. Step 2: Convert to fraction form
    19,053.72/28,581.38 = 5,906.36/x
  3. Step 3: Cross multiply
    19,053.72x = 28,581.38 × 5,906.36
  4. Step 4: Simplify right side
    19,053.72x = 168,811,919.58
  5. Step 5: Solve for x
    x = 168,811,919.58/19,053.72
  6. Step 6: Final answer
    x = 8,859.79

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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.