Home / 14,257.50-21,367.38-10,321.92

Finding the Fourth Proportional to 14,257.50, 21,367.38 and 10,321.92

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Solution

The fourth proportional to 14,257.50, 21,367.38 and 10,321.92 is: 15,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.50 : 21,367.38 = 10,321.92 : x
  2. Step 2: Convert to fraction form
    14,257.50/21,367.38 = 10,321.92/x
  3. Step 3: Cross multiply
    14,257.50x = 21,367.38 × 10,321.92
  4. Step 4: Simplify right side
    14,257.50x = 220,552,386.97
  5. Step 5: Solve for x
    x = 220,552,386.97/14,257.50
  6. Step 6: Final answer
    x = 15,469.22

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1.5x scale

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.