Home / 22,296.91-33,448.61-11,902.99

Finding the Fourth Proportional to 22,296.91, 33,448.61 and 11,902.99

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Solution

The fourth proportional to 22,296.91, 33,448.61 and 11,902.99 is: 17,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,296.91 : 33,448.61 = 11,902.99 : x
  2. Step 2: Convert to fraction form
    22,296.91/33,448.61 = 11,902.99/x
  3. Step 3: Cross multiply
    22,296.91x = 33,448.61 × 11,902.99
  4. Step 4: Simplify right side
    22,296.91x = 398,138,470.34
  5. Step 5: Solve for x
    x = 398,138,470.34/22,296.91
  6. Step 6: Final answer
    x = 17,856.22

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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.