Home / 19,600.74-29,388.30-8,350.20

Finding the Fourth Proportional to 19,600.74, 29,388.30 and 8,350.20

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Solution

The fourth proportional to 19,600.74, 29,388.30 and 8,350.20 is: 12,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.74 : 29,388.30 = 8,350.20 : x
  2. Step 2: Convert to fraction form
    19,600.74/29,388.30 = 8,350.20/x
  3. Step 3: Cross multiply
    19,600.74x = 29,388.30 × 8,350.20
  4. Step 4: Simplify right side
    19,600.74x = 245,398,182.66
  5. Step 5: Solve for x
    x = 245,398,182.66/19,600.74
  6. Step 6: Final answer
    x = 12,519.84

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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.