Home / 33,085.26-45,659.70-18,937.80

Finding the Fourth Proportional to 33,085.26, 45,659.70 and 18,937.80

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Solution

The fourth proportional to 33,085.26, 45,659.70 and 18,937.80 is: 26,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,085.26 : 45,659.70 = 18,937.80 : x
  2. Step 2: Convert to fraction form
    33,085.26/45,659.70 = 18,937.80/x
  3. Step 3: Cross multiply
    33,085.26x = 45,659.70 × 18,937.80
  4. Step 4: Simplify right side
    33,085.26x = 864,694,266.66
  5. Step 5: Solve for x
    x = 864,694,266.66/33,085.26
  6. Step 6: Final answer
    x = 26,135.33

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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.