Home / 18,565.24-27,849.06-5,416.50

Finding the Fourth Proportional to 18,565.24, 27,849.06 and 5,416.50

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Solution

The fourth proportional to 18,565.24, 27,849.06 and 5,416.50 is: 8,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.24 : 27,849.06 = 5,416.50 : x
  2. Step 2: Convert to fraction form
    18,565.24/27,849.06 = 5,416.50/x
  3. Step 3: Cross multiply
    18,565.24x = 27,849.06 × 5,416.50
  4. Step 4: Simplify right side
    18,565.24x = 150,844,433.49
  5. Step 5: Solve for x
    x = 150,844,433.49/18,565.24
  6. Step 6: Final answer
    x = 8,125.10

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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.