Home / 18,340.17-27,544.28-12,797.34

Finding the Fourth Proportional to 18,340.17, 27,544.28 and 12,797.34

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Solution

The fourth proportional to 18,340.17, 27,544.28 and 12,797.34 is: 19,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.17 : 27,544.28 = 12,797.34 : x
  2. Step 2: Convert to fraction form
    18,340.17/27,544.28 = 12,797.34/x
  3. Step 3: Cross multiply
    18,340.17x = 27,544.28 × 12,797.34
  4. Step 4: Simplify right side
    18,340.17x = 352,493,452.23
  5. Step 5: Solve for x
    x = 352,493,452.23/18,340.17
  6. Step 6: Final answer
    x = 19,219.75

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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.