Home / 14,359.84-21,531.32-5,584.43

Finding the Fourth Proportional to 14,359.84, 21,531.32 and 5,584.43

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Solution

The fourth proportional to 14,359.84, 21,531.32 and 5,584.43 is: 8,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.84 : 21,531.32 = 5,584.43 : x
  2. Step 2: Convert to fraction form
    14,359.84/21,531.32 = 5,584.43/x
  3. Step 3: Cross multiply
    14,359.84x = 21,531.32 × 5,584.43
  4. Step 4: Simplify right side
    14,359.84x = 120,240,121.43
  5. Step 5: Solve for x
    x = 120,240,121.43/14,359.84
  6. Step 6: Final answer
    x = 8,373.36

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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.