Home / 14,573.76-21,827.68-11,949.28

Finding the Fourth Proportional to 14,573.76, 21,827.68 and 11,949.28

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Solution

The fourth proportional to 14,573.76, 21,827.68 and 11,949.28 is: 17,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.76 : 21,827.68 = 11,949.28 : x
  2. Step 2: Convert to fraction form
    14,573.76/21,827.68 = 11,949.28/x
  3. Step 3: Cross multiply
    14,573.76x = 21,827.68 × 11,949.28
  4. Step 4: Simplify right side
    14,573.76x = 260,825,060.07
  5. Step 5: Solve for x
    x = 260,825,060.07/14,573.76
  6. Step 6: Final answer
    x = 17,896.90

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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.