Home / 18,251.32-27,371.70-6,558.20

Finding the Fourth Proportional to 18,251.32, 27,371.70 and 6,558.20

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Solution

The fourth proportional to 18,251.32, 27,371.70 and 6,558.20 is: 9,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.32 : 27,371.70 = 6,558.20 : x
  2. Step 2: Convert to fraction form
    18,251.32/27,371.70 = 6,558.20/x
  3. Step 3: Cross multiply
    18,251.32x = 27,371.70 × 6,558.20
  4. Step 4: Simplify right side
    18,251.32x = 179,509,082.94
  5. Step 5: Solve for x
    x = 179,509,082.94/18,251.32
  6. Step 6: Final answer
    x = 9,835.40

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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.