Home / 18,186.06-25,096.78-10,228.30

Finding the Fourth Proportional to 18,186.06, 25,096.78 and 10,228.30

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Solution

The fourth proportional to 18,186.06, 25,096.78 and 10,228.30 is: 14,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.06 : 25,096.78 = 10,228.30 : x
  2. Step 2: Convert to fraction form
    18,186.06/25,096.78 = 10,228.30/x
  3. Step 3: Cross multiply
    18,186.06x = 25,096.78 × 10,228.30
  4. Step 4: Simplify right side
    18,186.06x = 256,697,394.87
  5. Step 5: Solve for x
    x = 256,697,394.87/18,186.06
  6. Step 6: Final answer
    x = 14,115.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.