Home / 19,826.67-27,344.89-17,431.54

Finding the Fourth Proportional to 19,826.67, 27,344.89 and 17,431.54

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Solution

The fourth proportional to 19,826.67, 27,344.89 and 17,431.54 is: 24,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.67 : 27,344.89 = 17,431.54 : x
  2. Step 2: Convert to fraction form
    19,826.67/27,344.89 = 17,431.54/x
  3. Step 3: Cross multiply
    19,826.67x = 27,344.89 × 17,431.54
  4. Step 4: Simplify right side
    19,826.67x = 476,663,497.26
  5. Step 5: Solve for x
    x = 476,663,497.26/19,826.67
  6. Step 6: Final answer
    x = 24,041.53

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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.