Home / 33,245.13-45,876.69-18,136.89

Finding the Fourth Proportional to 33,245.13, 45,876.69 and 18,136.89

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Solution

The fourth proportional to 33,245.13, 45,876.69 and 18,136.89 is: 25,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,245.13 : 45,876.69 = 18,136.89 : x
  2. Step 2: Convert to fraction form
    33,245.13/45,876.69 = 18,136.89/x
  3. Step 3: Cross multiply
    33,245.13x = 45,876.69 × 18,136.89
  4. Step 4: Simplify right side
    33,245.13x = 832,060,480.09
  5. Step 5: Solve for x
    x = 832,060,480.09/33,245.13
  6. Step 6: Final answer
    x = 25,028.04

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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.