Home / 17,747.77-26,576.12-17,222.21

Finding the Fourth Proportional to 17,747.77, 26,576.12 and 17,222.21

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Solution

The fourth proportional to 17,747.77, 26,576.12 and 17,222.21 is: 25,789.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.77 : 26,576.12 = 17,222.21 : x
  2. Step 2: Convert to fraction form
    17,747.77/26,576.12 = 17,222.21/x
  3. Step 3: Cross multiply
    17,747.77x = 26,576.12 × 17,222.21
  4. Step 4: Simplify right side
    17,747.77x = 457,699,433.51
  5. Step 5: Solve for x
    x = 457,699,433.51/17,747.77
  6. Step 6: Final answer
    x = 25,789.13

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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.