Home / 22,274.80-33,358.20-11,863.60

Finding the Fourth Proportional to 22,274.80, 33,358.20 and 11,863.60

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Solution

The fourth proportional to 22,274.80, 33,358.20 and 11,863.60 is: 17,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,274.80 : 33,358.20 = 11,863.60 : x
  2. Step 2: Convert to fraction form
    22,274.80/33,358.20 = 11,863.60/x
  3. Step 3: Cross multiply
    22,274.80x = 33,358.20 × 11,863.60
  4. Step 4: Simplify right side
    22,274.80x = 395,748,341.52
  5. Step 5: Solve for x
    x = 395,748,341.52/22,274.80
  6. Step 6: Final answer
    x = 17,766.64

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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.