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Finding the Fourth Proportional to 22,245.32, 33,364.51 and 7,454.37

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Solution

The fourth proportional to 22,245.32, 33,364.51 and 7,454.37 is: 11,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.32 : 33,364.51 = 7,454.37 : x
  2. Step 2: Convert to fraction form
    22,245.32/33,364.51 = 7,454.37/x
  3. Step 3: Cross multiply
    22,245.32x = 33,364.51 × 7,454.37
  4. Step 4: Simplify right side
    22,245.32x = 248,711,274.30
  5. Step 5: Solve for x
    x = 248,711,274.30/22,245.32
  6. Step 6: Final answer
    x = 11,180.39

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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.