Home / 18,107.38-27,154.41-6,258.16

Finding the Fourth Proportional to 18,107.38, 27,154.41 and 6,258.16

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Solution

The fourth proportional to 18,107.38, 27,154.41 and 6,258.16 is: 9,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.38 : 27,154.41 = 6,258.16 : x
  2. Step 2: Convert to fraction form
    18,107.38/27,154.41 = 6,258.16/x
  3. Step 3: Cross multiply
    18,107.38x = 27,154.41 × 6,258.16
  4. Step 4: Simplify right side
    18,107.38x = 169,936,642.49
  5. Step 5: Solve for x
    x = 169,936,642.49/18,107.38
  6. Step 6: Final answer
    x = 9,384.94

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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.