Home / 14,509.22-21,764.03-4,120.97

Finding the Fourth Proportional to 14,509.22, 21,764.03 and 4,120.97

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Solution

The fourth proportional to 14,509.22, 21,764.03 and 4,120.97 is: 6,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.22 : 21,764.03 = 4,120.97 : x
  2. Step 2: Convert to fraction form
    14,509.22/21,764.03 = 4,120.97/x
  3. Step 3: Cross multiply
    14,509.22x = 21,764.03 × 4,120.97
  4. Step 4: Simplify right side
    14,509.22x = 89,688,785.28
  5. Step 5: Solve for x
    x = 89,688,785.28/14,509.22
  6. Step 6: Final answer
    x = 6,181.51

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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.