Home / 19,468.47-29,202.71-11,142.68

Finding the Fourth Proportional to 19,468.47, 29,202.71 and 11,142.68

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Solution

The fourth proportional to 19,468.47, 29,202.71 and 11,142.68 is: 16,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.47 : 29,202.71 = 11,142.68 : x
  2. Step 2: Convert to fraction form
    19,468.47/29,202.71 = 11,142.68/x
  3. Step 3: Cross multiply
    19,468.47x = 29,202.71 × 11,142.68
  4. Step 4: Simplify right side
    19,468.47x = 325,396,469.96
  5. Step 5: Solve for x
    x = 325,396,469.96/19,468.47
  6. Step 6: Final answer
    x = 16,714.02

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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.