Home / 13,026.22-19,546.62-5,240.50

Finding the Fourth Proportional to 13,026.22, 19,546.62 and 5,240.50

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Solution

The fourth proportional to 13,026.22, 19,546.62 and 5,240.50 is: 7,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.22 : 19,546.62 = 5,240.50 : x
  2. Step 2: Convert to fraction form
    13,026.22/19,546.62 = 5,240.50/x
  3. Step 3: Cross multiply
    13,026.22x = 19,546.62 × 5,240.50
  4. Step 4: Simplify right side
    13,026.22x = 102,434,062.11
  5. Step 5: Solve for x
    x = 102,434,062.11/13,026.22
  6. Step 6: Final answer
    x = 7,863.68

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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.