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Finding the Fourth Proportional to 17,890.01, 24,683.17 and 11,182.44

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Solution

The fourth proportional to 17,890.01, 24,683.17 and 11,182.44 is: 15,428.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.01 : 24,683.17 = 11,182.44 : x
  2. Step 2: Convert to fraction form
    17,890.01/24,683.17 = 11,182.44/x
  3. Step 3: Cross multiply
    17,890.01x = 24,683.17 × 11,182.44
  4. Step 4: Simplify right side
    17,890.01x = 276,018,067.53
  5. Step 5: Solve for x
    x = 276,018,067.53/17,890.01
  6. Step 6: Final answer
    x = 15,428.61

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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.