Home / 33,425.80-46,126.86-18,318.14

Finding the Fourth Proportional to 33,425.80, 46,126.86 and 18,318.14

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Solution

The fourth proportional to 33,425.80, 46,126.86 and 18,318.14 is: 25,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.80 : 46,126.86 = 18,318.14 : x
  2. Step 2: Convert to fraction form
    33,425.80/46,126.86 = 18,318.14/x
  3. Step 3: Cross multiply
    33,425.80x = 46,126.86 × 18,318.14
  4. Step 4: Simplify right side
    33,425.80x = 844,958,279.24
  5. Step 5: Solve for x
    x = 844,958,279.24/33,425.80
  6. Step 6: Final answer
    x = 25,278.63

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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.