Home / 21,614.24-32,418.63-5,820.53

Finding the Fourth Proportional to 21,614.24, 32,418.63 and 5,820.53

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Solution

The fourth proportional to 21,614.24, 32,418.63 and 5,820.53 is: 8,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,614.24 : 32,418.63 = 5,820.53 : x
  2. Step 2: Convert to fraction form
    21,614.24/32,418.63 = 5,820.53/x
  3. Step 3: Cross multiply
    21,614.24x = 32,418.63 × 5,820.53
  4. Step 4: Simplify right side
    21,614.24x = 188,693,719.91
  5. Step 5: Solve for x
    x = 188,693,719.91/21,614.24
  6. Step 6: Final answer
    x = 8,730.06

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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.