Home / 14,395.20-21,558.24-9,764.16

Finding the Fourth Proportional to 14,395.20, 21,558.24 and 9,764.16

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Solution

The fourth proportional to 14,395.20, 21,558.24 and 9,764.16 is: 14,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.20 : 21,558.24 = 9,764.16 : x
  2. Step 2: Convert to fraction form
    14,395.20/21,558.24 = 9,764.16/x
  3. Step 3: Cross multiply
    14,395.20x = 21,558.24 × 9,764.16
  4. Step 4: Simplify right side
    14,395.20x = 210,498,104.68
  5. Step 5: Solve for x
    x = 210,498,104.68/14,395.20
  6. Step 6: Final answer
    x = 14,622.80

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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.