Home / 33,109.86-45,701.62-22,505.65

Finding the Fourth Proportional to 33,109.86, 45,701.62 and 22,505.65

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Solution

The fourth proportional to 33,109.86, 45,701.62 and 22,505.65 is: 31,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,109.86 : 45,701.62 = 22,505.65 : x
  2. Step 2: Convert to fraction form
    33,109.86/45,701.62 = 22,505.65/x
  3. Step 3: Cross multiply
    33,109.86x = 45,701.62 × 22,505.65
  4. Step 4: Simplify right side
    33,109.86x = 1,028,544,493.63
  5. Step 5: Solve for x
    x = 1,028,544,493.63/33,109.86
  6. Step 6: Final answer
    x = 31,064.59

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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.