Home / 33,667.45-46,461.20-18,559.78

Finding the Fourth Proportional to 33,667.45, 46,461.20 and 18,559.78

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Solution

The fourth proportional to 33,667.45, 46,461.20 and 18,559.78 is: 25,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,667.45 : 46,461.20 = 18,559.78 : x
  2. Step 2: Convert to fraction form
    33,667.45/46,461.20 = 18,559.78/x
  3. Step 3: Cross multiply
    33,667.45x = 46,461.20 × 18,559.78
  4. Step 4: Simplify right side
    33,667.45x = 862,309,441.58
  5. Step 5: Solve for x
    x = 862,309,441.58/33,667.45
  6. Step 6: Final answer
    x = 25,612.56

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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.