Home / 18,949.62-26,149.05-10,564.50

Finding the Fourth Proportional to 18,949.62, 26,149.05 and 10,564.50

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Solution

The fourth proportional to 18,949.62, 26,149.05 and 10,564.50 is: 14,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.62 : 26,149.05 = 10,564.50 : x
  2. Step 2: Convert to fraction form
    18,949.62/26,149.05 = 10,564.50/x
  3. Step 3: Cross multiply
    18,949.62x = 26,149.05 × 10,564.50
  4. Step 4: Simplify right side
    18,949.62x = 276,251,638.73
  5. Step 5: Solve for x
    x = 276,251,638.73/18,949.62
  6. Step 6: Final answer
    x = 14,578.22

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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.