Home / 27,729.84-41,599.80-12,737.88

Finding the Fourth Proportional to 27,729.84, 41,599.80 and 12,737.88

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Solution

The fourth proportional to 27,729.84, 41,599.80 and 12,737.88 is: 19,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,729.84 : 41,599.80 = 12,737.88 : x
  2. Step 2: Convert to fraction form
    27,729.84/41,599.80 = 12,737.88/x
  3. Step 3: Cross multiply
    27,729.84x = 41,599.80 × 12,737.88
  4. Step 4: Simplify right side
    27,729.84x = 529,893,260.42
  5. Step 5: Solve for x
    x = 529,893,260.42/27,729.84
  6. Step 6: Final answer
    x = 19,109.14

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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.