Home / 19,227.96-26,548.83-12,517.29

Finding the Fourth Proportional to 19,227.96, 26,548.83 and 12,517.29

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Solution

The fourth proportional to 19,227.96, 26,548.83 and 12,517.29 is: 17,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.96 : 26,548.83 = 12,517.29 : x
  2. Step 2: Convert to fraction form
    19,227.96/26,548.83 = 12,517.29/x
  3. Step 3: Cross multiply
    19,227.96x = 26,548.83 × 12,517.29
  4. Step 4: Simplify right side
    19,227.96x = 332,319,404.27
  5. Step 5: Solve for x
    x = 332,319,404.27/19,227.96
  6. Step 6: Final answer
    x = 17,283.13

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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.