Home / 18,380.52-27,584.64-13,462.74

Finding the Fourth Proportional to 18,380.52, 27,584.64 and 13,462.74

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Solution

The fourth proportional to 18,380.52, 27,584.64 and 13,462.74 is: 20,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.52 : 27,584.64 = 13,462.74 : x
  2. Step 2: Convert to fraction form
    18,380.52/27,584.64 = 13,462.74/x
  3. Step 3: Cross multiply
    18,380.52x = 27,584.64 × 13,462.74
  4. Step 4: Simplify right side
    18,380.52x = 371,364,836.31
  5. Step 5: Solve for x
    x = 371,364,836.31/18,380.52
  6. Step 6: Final answer
    x = 20,204.26

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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.