Home / 14,458.02-21,669.30-8,223.26

Finding the Fourth Proportional to 14,458.02, 21,669.30 and 8,223.26

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Solution

The fourth proportional to 14,458.02, 21,669.30 and 8,223.26 is: 12,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.02 : 21,669.30 = 8,223.26 : x
  2. Step 2: Convert to fraction form
    14,458.02/21,669.30 = 8,223.26/x
  3. Step 3: Cross multiply
    14,458.02x = 21,669.30 × 8,223.26
  4. Step 4: Simplify right side
    14,458.02x = 178,192,287.92
  5. Step 5: Solve for x
    x = 178,192,287.92/14,458.02
  6. Step 6: Final answer
    x = 12,324.81

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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.