Home / 14,585.82-21,876.30-4,723.68

Finding the Fourth Proportional to 14,585.82, 21,876.30 and 4,723.68

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Solution

The fourth proportional to 14,585.82, 21,876.30 and 4,723.68 is: 7,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.82 : 21,876.30 = 4,723.68 : x
  2. Step 2: Convert to fraction form
    14,585.82/21,876.30 = 4,723.68/x
  3. Step 3: Cross multiply
    14,585.82x = 21,876.30 × 4,723.68
  4. Step 4: Simplify right side
    14,585.82x = 103,336,640.78
  5. Step 5: Solve for x
    x = 103,336,640.78/14,585.82
  6. Step 6: Final answer
    x = 7,084.73

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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.