Home / 18,088.77-27,124.27-7,555.63

Finding the Fourth Proportional to 18,088.77, 27,124.27 and 7,555.63

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Solution

The fourth proportional to 18,088.77, 27,124.27 and 7,555.63 is: 11,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.77 : 27,124.27 = 7,555.63 : x
  2. Step 2: Convert to fraction form
    18,088.77/27,124.27 = 7,555.63/x
  3. Step 3: Cross multiply
    18,088.77x = 27,124.27 × 7,555.63
  4. Step 4: Simplify right side
    18,088.77x = 204,940,912.30
  5. Step 5: Solve for x
    x = 204,940,912.30/18,088.77
  6. Step 6: Final answer
    x = 11,329.73

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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.