Home / 33,661.74-46,451.55-18,555.24

Finding the Fourth Proportional to 33,661.74, 46,451.55 and 18,555.24

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Solution

The fourth proportional to 33,661.74, 46,451.55 and 18,555.24 is: 25,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,661.74 : 46,451.55 = 18,555.24 : x
  2. Step 2: Convert to fraction form
    33,661.74/46,451.55 = 18,555.24/x
  3. Step 3: Cross multiply
    33,661.74x = 46,451.55 × 18,555.24
  4. Step 4: Simplify right side
    33,661.74x = 861,919,658.62
  5. Step 5: Solve for x
    x = 861,919,658.62/33,661.74
  6. Step 6: Final answer
    x = 25,605.32

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Double scale
Find fourth proportional to 33,662.74, 46,452.93 and 18,556.24
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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.