Home / 18,253.50-27,382.02-8,395.54

Finding the Fourth Proportional to 18,253.50, 27,382.02 and 8,395.54

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Solution

The fourth proportional to 18,253.50, 27,382.02 and 8,395.54 is: 12,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.50 : 27,382.02 = 8,395.54 : x
  2. Step 2: Convert to fraction form
    18,253.50/27,382.02 = 8,395.54/x
  3. Step 3: Cross multiply
    18,253.50x = 27,382.02 × 8,395.54
  4. Step 4: Simplify right side
    18,253.50x = 229,886,844.19
  5. Step 5: Solve for x
    x = 229,886,844.19/18,253.50
  6. Step 6: Final answer
    x = 12,594.12

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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.