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Finding the Fourth Proportional to 22,357.19, 33,514.94 and 7,555.76

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Solution

The fourth proportional to 22,357.19, 33,514.94 and 7,555.76 is: 11,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,357.19 : 33,514.94 = 7,555.76 : x
  2. Step 2: Convert to fraction form
    22,357.19/33,514.94 = 7,555.76/x
  3. Step 3: Cross multiply
    22,357.19x = 33,514.94 × 7,555.76
  4. Step 4: Simplify right side
    22,357.19x = 253,230,843.05
  5. Step 5: Solve for x
    x = 253,230,843.05/22,357.19
  6. Step 6: Final answer
    x = 11,326.60

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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.