Home / 13,163.91-19,746.88-4,398.85

Finding the Fourth Proportional to 13,163.91, 19,746.88 and 4,398.85

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Solution

The fourth proportional to 13,163.91, 19,746.88 and 4,398.85 is: 6,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.91 : 19,746.88 = 4,398.85 : x
  2. Step 2: Convert to fraction form
    13,163.91/19,746.88 = 4,398.85/x
  3. Step 3: Cross multiply
    13,163.91x = 19,746.88 × 4,398.85
  4. Step 4: Simplify right side
    13,163.91x = 86,863,623.45
  5. Step 5: Solve for x
    x = 86,863,623.45/13,163.91
  6. Step 6: Final answer
    x = 6,598.62

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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.