Home / 14,522.82-21,762.36-6,722.52

Finding the Fourth Proportional to 14,522.82, 21,762.36 and 6,722.52

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Solution

The fourth proportional to 14,522.82, 21,762.36 and 6,722.52 is: 10,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.82 : 21,762.36 = 6,722.52 : x
  2. Step 2: Convert to fraction form
    14,522.82/21,762.36 = 6,722.52/x
  3. Step 3: Cross multiply
    14,522.82x = 21,762.36 × 6,722.52
  4. Step 4: Simplify right side
    14,522.82x = 146,297,900.35
  5. Step 5: Solve for x
    x = 146,297,900.35/14,522.82
  6. Step 6: Final answer
    x = 10,073.66

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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.