Home / 21,462.99-32,199.96-6,672.04

Finding the Fourth Proportional to 21,462.99, 32,199.96 and 6,672.04

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Solution

The fourth proportional to 21,462.99, 32,199.96 and 6,672.04 is: 10,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462.99 : 32,199.96 = 6,672.04 : x
  2. Step 2: Convert to fraction form
    21,462.99/32,199.96 = 6,672.04/x
  3. Step 3: Cross multiply
    21,462.99x = 32,199.96 × 6,672.04
  4. Step 4: Simplify right side
    21,462.99x = 214,839,365.64
  5. Step 5: Solve for x
    x = 214,839,365.64/21,462.99
  6. Step 6: Final answer
    x = 10,009.76

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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.