Home / 27,252.30-40,835.29-21,027.55

Finding the Fourth Proportional to 27,252.30, 40,835.29 and 21,027.55

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Solution

The fourth proportional to 27,252.30, 40,835.29 and 21,027.55 is: 31,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.30 : 40,835.29 = 21,027.55 : x
  2. Step 2: Convert to fraction form
    27,252.30/40,835.29 = 21,027.55/x
  3. Step 3: Cross multiply
    27,252.30x = 40,835.29 × 21,027.55
  4. Step 4: Simplify right side
    27,252.30x = 858,666,063.58
  5. Step 5: Solve for x
    x = 858,666,063.58/27,252.30
  6. Step 6: Final answer
    x = 31,508.02

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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.