Home / 13,711.52-20,567.28-3,323.27

Finding the Fourth Proportional to 13,711.52, 20,567.28 and 3,323.27

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Solution

The fourth proportional to 13,711.52, 20,567.28 and 3,323.27 is: 4,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,711.52 : 20,567.28 = 3,323.27 : x
  2. Step 2: Convert to fraction form
    13,711.52/20,567.28 = 3,323.27/x
  3. Step 3: Cross multiply
    13,711.52x = 20,567.28 × 3,323.27
  4. Step 4: Simplify right side
    13,711.52x = 68,350,624.61
  5. Step 5: Solve for x
    x = 68,350,624.61/13,711.52
  6. Step 6: Final answer
    x = 4,984.91

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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.