Home / 21,522.24-32,279.04-5,940.72

Finding the Fourth Proportional to 21,522.24, 32,279.04 and 5,940.72

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Solution

The fourth proportional to 21,522.24, 32,279.04 and 5,940.72 is: 8,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,522.24 : 32,279.04 = 5,940.72 : x
  2. Step 2: Convert to fraction form
    21,522.24/32,279.04 = 5,940.72/x
  3. Step 3: Cross multiply
    21,522.24x = 32,279.04 × 5,940.72
  4. Step 4: Simplify right side
    21,522.24x = 191,760,738.51
  5. Step 5: Solve for x
    x = 191,760,738.51/21,522.24
  6. Step 6: Final answer
    x = 8,909.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.