Home / 18,098.34-27,144.99-10,085.28

Finding the Fourth Proportional to 18,098.34, 27,144.99 and 10,085.28

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Solution

The fourth proportional to 18,098.34, 27,144.99 and 10,085.28 is: 15,126.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.34 : 27,144.99 = 10,085.28 : x
  2. Step 2: Convert to fraction form
    18,098.34/27,144.99 = 10,085.28/x
  3. Step 3: Cross multiply
    18,098.34x = 27,144.99 × 10,085.28
  4. Step 4: Simplify right side
    18,098.34x = 273,764,824.75
  5. Step 5: Solve for x
    x = 273,764,824.75/18,098.34
  6. Step 6: Final answer
    x = 15,126.52

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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.