Home / 17,516.12-26,194.37-13,076.91

Finding the Fourth Proportional to 17,516.12, 26,194.37 and 13,076.91

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Solution

The fourth proportional to 17,516.12, 26,194.37 and 13,076.91 is: 19,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.12 : 26,194.37 = 13,076.91 : x
  2. Step 2: Convert to fraction form
    17,516.12/26,194.37 = 13,076.91/x
  3. Step 3: Cross multiply
    17,516.12x = 26,194.37 × 13,076.91
  4. Step 4: Simplify right side
    17,516.12x = 342,541,353.61
  5. Step 5: Solve for x
    x = 342,541,353.61/17,516.12
  6. Step 6: Final answer
    x = 19,555.78

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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.