Home / 33,175.06-45,781.12-18,834.77

Finding the Fourth Proportional to 33,175.06, 45,781.12 and 18,834.77

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Solution

The fourth proportional to 33,175.06, 45,781.12 and 18,834.77 is: 25,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175.06 : 45,781.12 = 18,834.77 : x
  2. Step 2: Convert to fraction form
    33,175.06/45,781.12 = 18,834.77/x
  3. Step 3: Cross multiply
    33,175.06x = 45,781.12 × 18,834.77
  4. Step 4: Simplify right side
    33,175.06x = 862,276,865.54
  5. Step 5: Solve for x
    x = 862,276,865.54/33,175.06
  6. Step 6: Final answer
    x = 25,991.72

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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.