Home / 14,346.03-21,520.68-3,816.48

Finding the Fourth Proportional to 14,346.03, 21,520.68 and 3,816.48

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Solution

The fourth proportional to 14,346.03, 21,520.68 and 3,816.48 is: 5,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.03 : 21,520.68 = 3,816.48 : x
  2. Step 2: Convert to fraction form
    14,346.03/21,520.68 = 3,816.48/x
  3. Step 3: Cross multiply
    14,346.03x = 21,520.68 × 3,816.48
  4. Step 4: Simplify right side
    14,346.03x = 82,133,118.12
  5. Step 5: Solve for x
    x = 82,133,118.12/14,346.03
  6. Step 6: Final answer
    x = 5,725.15

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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.