Home / 23,847.04-35,737.28-20,318.72

Finding the Fourth Proportional to 23,847.04, 35,737.28 and 20,318.72

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Solution

The fourth proportional to 23,847.04, 35,737.28 and 20,318.72 is: 30,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,847.04 : 35,737.28 = 20,318.72 : x
  2. Step 2: Convert to fraction form
    23,847.04/35,737.28 = 20,318.72/x
  3. Step 3: Cross multiply
    23,847.04x = 35,737.28 × 20,318.72
  4. Step 4: Simplify right side
    23,847.04x = 726,135,785.88
  5. Step 5: Solve for x
    x = 726,135,785.88/23,847.04
  6. Step 6: Final answer
    x = 30,449.72

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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.