Home / 19,600.38-29,404.22-6,453.68

Finding the Fourth Proportional to 19,600.38, 29,404.22 and 6,453.68

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Solution

The fourth proportional to 19,600.38, 29,404.22 and 6,453.68 is: 9,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.38 : 29,404.22 = 6,453.68 : x
  2. Step 2: Convert to fraction form
    19,600.38/29,404.22 = 6,453.68/x
  3. Step 3: Cross multiply
    19,600.38x = 29,404.22 × 6,453.68
  4. Step 4: Simplify right side
    19,600.38x = 189,765,247.24
  5. Step 5: Solve for x
    x = 189,765,247.24/19,600.38
  6. Step 6: Final answer
    x = 9,681.71

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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.