Home / 20,292.53-30,440.61-9,204.44

Finding the Fourth Proportional to 20,292.53, 30,440.61 and 9,204.44

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Solution

The fourth proportional to 20,292.53, 30,440.61 and 9,204.44 is: 13,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292.53 : 30,440.61 = 9,204.44 : x
  2. Step 2: Convert to fraction form
    20,292.53/30,440.61 = 9,204.44/x
  3. Step 3: Cross multiply
    20,292.53x = 30,440.61 × 9,204.44
  4. Step 4: Simplify right side
    20,292.53x = 280,188,616.11
  5. Step 5: Solve for x
    x = 280,188,616.11/20,292.53
  6. Step 6: Final answer
    x = 13,807.48

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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.