Home / 13,527.94-20,291.90-3,667.21

Finding the Fourth Proportional to 13,527.94, 20,291.90 and 3,667.21

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Solution

The fourth proportional to 13,527.94, 20,291.90 and 3,667.21 is: 5,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.94 : 20,291.90 = 3,667.21 : x
  2. Step 2: Convert to fraction form
    13,527.94/20,291.90 = 3,667.21/x
  3. Step 3: Cross multiply
    13,527.94x = 20,291.90 × 3,667.21
  4. Step 4: Simplify right side
    13,527.94x = 74,414,700.16
  5. Step 5: Solve for x
    x = 74,414,700.16/13,527.94
  6. Step 6: Final answer
    x = 5,500.82

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Similar ratio
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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.