Home / 14,163.24-21,244.62-4,929

Finding the Fourth Proportional to 14,163.24, 21,244.62 and 4,929

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Solution

The fourth proportional to 14,163.24, 21,244.62 and 4,929 is: 7,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.24 : 21,244.62 = 4,929 : x
  2. Step 2: Convert to fraction form
    14,163.24/21,244.62 = 4,929/x
  3. Step 3: Cross multiply
    14,163.24x = 21,244.62 × 4,929
  4. Step 4: Simplify right side
    14,163.24x = 104,714,731.98
  5. Step 5: Solve for x
    x = 104,714,731.98/14,163.24
  6. Step 6: Final answer
    x = 7,393.42

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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.