Home / 18,632.20-27,957.52-13,723.60

Finding the Fourth Proportional to 18,632.20, 27,957.52 and 13,723.60

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Solution

The fourth proportional to 18,632.20, 27,957.52 and 13,723.60 is: 20,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.20 : 27,957.52 = 13,723.60 : x
  2. Step 2: Convert to fraction form
    18,632.20/27,957.52 = 13,723.60/x
  3. Step 3: Cross multiply
    18,632.20x = 27,957.52 × 13,723.60
  4. Step 4: Simplify right side
    18,632.20x = 383,677,821.47
  5. Step 5: Solve for x
    x = 383,677,821.47/18,632.20
  6. Step 6: Final answer
    x = 20,592.19

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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.