Home / 33,546.13-46,292.67-18,438.78

Finding the Fourth Proportional to 33,546.13, 46,292.67 and 18,438.78

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Solution

The fourth proportional to 33,546.13, 46,292.67 and 18,438.78 is: 25,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,546.13 : 46,292.67 = 18,438.78 : x
  2. Step 2: Convert to fraction form
    33,546.13/46,292.67 = 18,438.78/x
  3. Step 3: Cross multiply
    33,546.13x = 46,292.67 × 18,438.78
  4. Step 4: Simplify right side
    33,546.13x = 853,580,357.74
  5. Step 5: Solve for x
    x = 853,580,357.74/33,546.13
  6. Step 6: Final answer
    x = 25,444.97

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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.