Home / 21,548.92-32,303.82-7,694.68

Finding the Fourth Proportional to 21,548.92, 32,303.82 and 7,694.68

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Solution

The fourth proportional to 21,548.92, 32,303.82 and 7,694.68 is: 11,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.92 : 32,303.82 = 7,694.68 : x
  2. Step 2: Convert to fraction form
    21,548.92/32,303.82 = 7,694.68/x
  3. Step 3: Cross multiply
    21,548.92x = 32,303.82 × 7,694.68
  4. Step 4: Simplify right side
    21,548.92x = 248,567,557.68
  5. Step 5: Solve for x
    x = 248,567,557.68/21,548.92
  6. Step 6: Final answer
    x = 11,535.04

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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.