Home / 19,600.60-29,390.82-6,451.48

Finding the Fourth Proportional to 19,600.60, 29,390.82 and 6,451.48

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Solution

The fourth proportional to 19,600.60, 29,390.82 and 6,451.48 is: 9,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.60 : 29,390.82 = 6,451.48 : x
  2. Step 2: Convert to fraction form
    19,600.60/29,390.82 = 6,451.48/x
  3. Step 3: Cross multiply
    19,600.60x = 29,390.82 × 6,451.48
  4. Step 4: Simplify right side
    19,600.60x = 189,614,287.41
  5. Step 5: Solve for x
    x = 189,614,287.41/19,600.60
  6. Step 6: Final answer
    x = 9,673.90

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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.