Home / 33,817.18-46,667.28-18,708.66

Finding the Fourth Proportional to 33,817.18, 46,667.28 and 18,708.66

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Solution

The fourth proportional to 33,817.18, 46,667.28 and 18,708.66 is: 25,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,817.18 : 46,667.28 = 18,708.66 : x
  2. Step 2: Convert to fraction form
    33,817.18/46,667.28 = 18,708.66/x
  3. Step 3: Cross multiply
    33,817.18x = 46,667.28 × 18,708.66
  4. Step 4: Simplify right side
    33,817.18x = 873,082,274.64
  5. Step 5: Solve for x
    x = 873,082,274.64/33,817.18
  6. Step 6: Final answer
    x = 25,817.71

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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.