Home / 22,275.92-33,395.52-18,105.50

Finding the Fourth Proportional to 22,275.92, 33,395.52 and 18,105.50

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Solution

The fourth proportional to 22,275.92, 33,395.52 and 18,105.50 is: 27,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.92 : 33,395.52 = 18,105.50 : x
  2. Step 2: Convert to fraction form
    22,275.92/33,395.52 = 18,105.50/x
  3. Step 3: Cross multiply
    22,275.92x = 33,395.52 × 18,105.50
  4. Step 4: Simplify right side
    22,275.92x = 604,642,587.36
  5. Step 5: Solve for x
    x = 604,642,587.36/22,275.92
  6. Step 6: Final answer
    x = 27,143.33

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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.