Home / 14,340.24-21,522.68-5,581.31

Finding the Fourth Proportional to 14,340.24, 21,522.68 and 5,581.31

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Solution

The fourth proportional to 14,340.24, 21,522.68 and 5,581.31 is: 8,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.24 : 21,522.68 = 5,581.31 : x
  2. Step 2: Convert to fraction form
    14,340.24/21,522.68 = 5,581.31/x
  3. Step 3: Cross multiply
    14,340.24x = 21,522.68 × 5,581.31
  4. Step 4: Simplify right side
    14,340.24x = 120,124,634.52
  5. Step 5: Solve for x
    x = 120,124,634.52/14,340.24
  6. Step 6: Final answer
    x = 8,376.75

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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.