Home / 14,894.24-20,554.19-8,180

Finding the Fourth Proportional to 14,894.24, 20,554.19 and 8,180

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Solution

The fourth proportional to 14,894.24, 20,554.19 and 8,180 is: 11,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.24 : 20,554.19 = 8,180 : x
  2. Step 2: Convert to fraction form
    14,894.24/20,554.19 = 8,180/x
  3. Step 3: Cross multiply
    14,894.24x = 20,554.19 × 8,180
  4. Step 4: Simplify right side
    14,894.24x = 168,133,233.30
  5. Step 5: Solve for x
    x = 168,133,233.30/14,894.24
  6. Step 6: Final answer
    x = 11,288.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.