Home / 18,340.29-27,500.11-5,857.38

Finding the Fourth Proportional to 18,340.29, 27,500.11 and 5,857.38

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Solution

The fourth proportional to 18,340.29, 27,500.11 and 5,857.38 is: 8,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.29 : 27,500.11 = 5,857.38 : x
  2. Step 2: Convert to fraction form
    18,340.29/27,500.11 = 5,857.38/x
  3. Step 3: Cross multiply
    18,340.29x = 27,500.11 × 5,857.38
  4. Step 4: Simplify right side
    18,340.29x = 161,078,565.02
  5. Step 5: Solve for x
    x = 161,078,565.02/18,340.29
  6. Step 6: Final answer
    x = 8,782.77

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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.