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Finding the Fourth Proportional to 15,067.01, 20,792.90 and 9,095.22

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Solution

The fourth proportional to 15,067.01, 20,792.90 and 9,095.22 is: 12,551.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.01 : 20,792.90 = 9,095.22 : x
  2. Step 2: Convert to fraction form
    15,067.01/20,792.90 = 9,095.22/x
  3. Step 3: Cross multiply
    15,067.01x = 20,792.90 × 9,095.22
  4. Step 4: Simplify right side
    15,067.01x = 189,116,022.68
  5. Step 5: Solve for x
    x = 189,116,022.68/15,067.01
  6. Step 6: Final answer
    x = 12,551.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.