Home / 19,934.92-29,903.20-7,453.68

Finding the Fourth Proportional to 19,934.92, 29,903.20 and 7,453.68

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Solution

The fourth proportional to 19,934.92, 29,903.20 and 7,453.68 is: 11,180.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.92 : 29,903.20 = 7,453.68 : x
  2. Step 2: Convert to fraction form
    19,934.92/29,903.20 = 7,453.68/x
  3. Step 3: Cross multiply
    19,934.92x = 29,903.20 × 7,453.68
  4. Step 4: Simplify right side
    19,934.92x = 222,888,883.78
  5. Step 5: Solve for x
    x = 222,888,883.78/19,934.92
  6. Step 6: Final answer
    x = 11,180.83

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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.