Home / 13,527.24-20,292.78-4,168.04

Finding the Fourth Proportional to 13,527.24, 20,292.78 and 4,168.04

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Solution

The fourth proportional to 13,527.24, 20,292.78 and 4,168.04 is: 6,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.24 : 20,292.78 = 4,168.04 : x
  2. Step 2: Convert to fraction form
    13,527.24/20,292.78 = 4,168.04/x
  3. Step 3: Cross multiply
    13,527.24x = 20,292.78 × 4,168.04
  4. Step 4: Simplify right side
    13,527.24x = 84,581,118.75
  5. Step 5: Solve for x
    x = 84,581,118.75/13,527.24
  6. Step 6: Final answer
    x = 6,252.65

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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.