Home / 33,686.46-46,486.17-18,579.42

Finding the Fourth Proportional to 33,686.46, 46,486.17 and 18,579.42

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Solution

The fourth proportional to 33,686.46, 46,486.17 and 18,579.42 is: 25,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.46 : 46,486.17 = 18,579.42 : x
  2. Step 2: Convert to fraction form
    33,686.46/46,486.17 = 18,579.42/x
  3. Step 3: Cross multiply
    33,686.46x = 46,486.17 × 18,579.42
  4. Step 4: Simplify right side
    33,686.46x = 863,686,076.62
  5. Step 5: Solve for x
    x = 863,686,076.62/33,686.46
  6. Step 6: Final answer
    x = 25,638.97

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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.