Home / 23,855.20-35,792.92-12,759

Finding the Fourth Proportional to 23,855.20, 35,792.92 and 12,759

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Solution

The fourth proportional to 23,855.20, 35,792.92 and 12,759 is: 19,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.20 : 35,792.92 = 12,759 : x
  2. Step 2: Convert to fraction form
    23,855.20/35,792.92 = 12,759/x
  3. Step 3: Cross multiply
    23,855.20x = 35,792.92 × 12,759
  4. Step 4: Simplify right side
    23,855.20x = 456,681,866.28
  5. Step 5: Solve for x
    x = 456,681,866.28/23,855.20
  6. Step 6: Final answer
    x = 19,143.91

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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.