Home / 12,922.99-19,296.95-10,260.62

Finding the Fourth Proportional to 12,922.99, 19,296.95 and 10,260.62

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Solution

The fourth proportional to 12,922.99, 19,296.95 and 10,260.62 is: 15,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922.99 : 19,296.95 = 10,260.62 : x
  2. Step 2: Convert to fraction form
    12,922.99/19,296.95 = 10,260.62/x
  3. Step 3: Cross multiply
    12,922.99x = 19,296.95 × 10,260.62
  4. Step 4: Simplify right side
    12,922.99x = 197,998,761.95
  5. Step 5: Solve for x
    x = 197,998,761.95/12,922.99
  6. Step 6: Final answer
    x = 15,321.43

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.