Home / 21,836.03-32,760.96-7,795.76

Finding the Fourth Proportional to 21,836.03, 32,760.96 and 7,795.76

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Solution

The fourth proportional to 21,836.03, 32,760.96 and 7,795.76 is: 11,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836.03 : 32,760.96 = 7,795.76 : x
  2. Step 2: Convert to fraction form
    21,836.03/32,760.96 = 7,795.76/x
  3. Step 3: Cross multiply
    21,836.03x = 32,760.96 × 7,795.76
  4. Step 4: Simplify right side
    21,836.03x = 255,396,417.72
  5. Step 5: Solve for x
    x = 255,396,417.72/21,836.03
  6. Step 6: Final answer
    x = 11,696.10

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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.