Home / 33,540.23-46,285.43-18,433.83

Finding the Fourth Proportional to 33,540.23, 46,285.43 and 18,433.83

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Solution

The fourth proportional to 33,540.23, 46,285.43 and 18,433.83 is: 25,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540.23 : 46,285.43 = 18,433.83 : x
  2. Step 2: Convert to fraction form
    33,540.23/46,285.43 = 18,433.83/x
  3. Step 3: Cross multiply
    33,540.23x = 46,285.43 × 18,433.83
  4. Step 4: Simplify right side
    33,540.23x = 853,217,569.14
  5. Step 5: Solve for x
    x = 853,217,569.14/33,540.23
  6. Step 6: Final answer
    x = 25,438.63

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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.