Home / 18,098.43-27,130.83-7,012.36

Finding the Fourth Proportional to 18,098.43, 27,130.83 and 7,012.36

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Solution

The fourth proportional to 18,098.43, 27,130.83 and 7,012.36 is: 10,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.43 : 27,130.83 = 7,012.36 : x
  2. Step 2: Convert to fraction form
    18,098.43/27,130.83 = 7,012.36/x
  3. Step 3: Cross multiply
    18,098.43x = 27,130.83 × 7,012.36
  4. Step 4: Simplify right side
    18,098.43x = 190,251,147.06
  5. Step 5: Solve for x
    x = 190,251,147.06/18,098.43
  6. Step 6: Final answer
    x = 10,512.02

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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.