Home / 13,529.97-20,292.39-3,667.95

Finding the Fourth Proportional to 13,529.97, 20,292.39 and 3,667.95

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Solution

The fourth proportional to 13,529.97, 20,292.39 and 3,667.95 is: 5,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.97 : 20,292.39 = 3,667.95 : x
  2. Step 2: Convert to fraction form
    13,529.97/20,292.39 = 3,667.95/x
  3. Step 3: Cross multiply
    13,529.97x = 20,292.39 × 3,667.95
  4. Step 4: Simplify right side
    13,529.97x = 74,431,471.90
  5. Step 5: Solve for x
    x = 74,431,471.90/13,529.97
  6. Step 6: Final answer
    x = 5,501.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.