Home / 12,844.92-17,721.57-9,494.76

Finding the Fourth Proportional to 12,844.92, 17,721.57 and 9,494.76

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Solution

The fourth proportional to 12,844.92, 17,721.57 and 9,494.76 is: 13,099.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.92 : 17,721.57 = 9,494.76 : x
  2. Step 2: Convert to fraction form
    12,844.92/17,721.57 = 9,494.76/x
  3. Step 3: Cross multiply
    12,844.92x = 17,721.57 × 9,494.76
  4. Step 4: Simplify right side
    12,844.92x = 168,262,053.97
  5. Step 5: Solve for x
    x = 168,262,053.97/12,844.92
  6. Step 6: Final answer
    x = 13,099.50

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1.5x scale

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.