Home / 19,476.70-29,221.83-6,151.75

Finding the Fourth Proportional to 19,476.70, 29,221.83 and 6,151.75

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Solution

The fourth proportional to 19,476.70, 29,221.83 and 6,151.75 is: 9,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.70 : 29,221.83 = 6,151.75 : x
  2. Step 2: Convert to fraction form
    19,476.70/29,221.83 = 6,151.75/x
  3. Step 3: Cross multiply
    19,476.70x = 29,221.83 × 6,151.75
  4. Step 4: Simplify right side
    19,476.70x = 179,765,319.65
  5. Step 5: Solve for x
    x = 179,765,319.65/19,476.70
  6. Step 6: Final answer
    x = 9,229.76

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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.