Home / 19,181.27-26,463.81-11,217.86

Finding the Fourth Proportional to 19,181.27, 26,463.81 and 11,217.86

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Solution

The fourth proportional to 19,181.27, 26,463.81 and 11,217.86 is: 15,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181.27 : 26,463.81 = 11,217.86 : x
  2. Step 2: Convert to fraction form
    19,181.27/26,463.81 = 11,217.86/x
  3. Step 3: Cross multiply
    19,181.27x = 26,463.81 × 11,217.86
  4. Step 4: Simplify right side
    19,181.27x = 296,867,324.63
  5. Step 5: Solve for x
    x = 296,867,324.63/19,181.27
  6. Step 6: Final answer
    x = 15,476.94

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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.