Home / 18,280.24-27,420.24-5,132.62

Finding the Fourth Proportional to 18,280.24, 27,420.24 and 5,132.62

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Solution

The fourth proportional to 18,280.24, 27,420.24 and 5,132.62 is: 7,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.24 : 27,420.24 = 5,132.62 : x
  2. Step 2: Convert to fraction form
    18,280.24/27,420.24 = 5,132.62/x
  3. Step 3: Cross multiply
    18,280.24x = 27,420.24 × 5,132.62
  4. Step 4: Simplify right side
    18,280.24x = 140,737,672.23
  5. Step 5: Solve for x
    x = 140,737,672.23/18,280.24
  6. Step 6: Final answer
    x = 7,698.90

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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.