Home / 33,243.96-45,876.77-18,136.93

Finding the Fourth Proportional to 33,243.96, 45,876.77 and 18,136.93

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Solution

The fourth proportional to 33,243.96, 45,876.77 and 18,136.93 is: 25,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.96 : 45,876.77 = 18,136.93 : x
  2. Step 2: Convert to fraction form
    33,243.96/45,876.77 = 18,136.93/x
  3. Step 3: Cross multiply
    33,243.96x = 45,876.77 × 18,136.93
  4. Step 4: Simplify right side
    33,243.96x = 832,063,766.12
  5. Step 5: Solve for x
    x = 832,063,766.12/33,243.96
  6. Step 6: Final answer
    x = 25,029.02

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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.