Home / 17,260.92-25,865.61-8,929.80

Finding the Fourth Proportional to 17,260.92, 25,865.61 and 8,929.80

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Solution

The fourth proportional to 17,260.92, 25,865.61 and 8,929.80 is: 13,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,260.92 : 25,865.61 = 8,929.80 : x
  2. Step 2: Convert to fraction form
    17,260.92/25,865.61 = 8,929.80/x
  3. Step 3: Cross multiply
    17,260.92x = 25,865.61 × 8,929.80
  4. Step 4: Simplify right side
    17,260.92x = 230,974,724.18
  5. Step 5: Solve for x
    x = 230,974,724.18/17,260.92
  6. Step 6: Final answer
    x = 13,381.37

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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.