Home / 14,639.35-21,943.28-6,323.28

Finding the Fourth Proportional to 14,639.35, 21,943.28 and 6,323.28

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Solution

The fourth proportional to 14,639.35, 21,943.28 and 6,323.28 is: 9,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.35 : 21,943.28 = 6,323.28 : x
  2. Step 2: Convert to fraction form
    14,639.35/21,943.28 = 6,323.28/x
  3. Step 3: Cross multiply
    14,639.35x = 21,943.28 × 6,323.28
  4. Step 4: Simplify right side
    14,639.35x = 138,753,503.56
  5. Step 5: Solve for x
    x = 138,753,503.56/14,639.35
  6. Step 6: Final answer
    x = 9,478.12

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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.