Home / 33,020.48-45,566.88-18,115.52

Finding the Fourth Proportional to 33,020.48, 45,566.88 and 18,115.52

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Solution

The fourth proportional to 33,020.48, 45,566.88 and 18,115.52 is: 24,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.48 : 45,566.88 = 18,115.52 : x
  2. Step 2: Convert to fraction form
    33,020.48/45,566.88 = 18,115.52/x
  3. Step 3: Cross multiply
    33,020.48x = 45,566.88 × 18,115.52
  4. Step 4: Simplify right side
    33,020.48x = 825,467,725.98
  5. Step 5: Solve for x
    x = 825,467,725.98/33,020.48
  6. Step 6: Final answer
    x = 24,998.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.