Home / 14,638.35-21,941.78-6,322.28

Finding the Fourth Proportional to 14,638.35, 21,941.78 and 6,322.28

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Solution

The fourth proportional to 14,638.35, 21,941.78 and 6,322.28 is: 9,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.35 : 21,941.78 = 6,322.28 : x
  2. Step 2: Convert to fraction form
    14,638.35/21,941.78 = 6,322.28/x
  3. Step 3: Cross multiply
    14,638.35x = 21,941.78 × 6,322.28
  4. Step 4: Simplify right side
    14,638.35x = 138,722,147.52
  5. Step 5: Solve for x
    x = 138,722,147.52/14,638.35
  6. Step 6: Final answer
    x = 9,476.62

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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.