Home / 21,834.26-32,723.99-9,339.59

Finding the Fourth Proportional to 21,834.26, 32,723.99 and 9,339.59

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Solution

The fourth proportional to 21,834.26, 32,723.99 and 9,339.59 is: 13,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,834.26 : 32,723.99 = 9,339.59 : x
  2. Step 2: Convert to fraction form
    21,834.26/32,723.99 = 9,339.59/x
  3. Step 3: Cross multiply
    21,834.26x = 32,723.99 × 9,339.59
  4. Step 4: Simplify right side
    21,834.26x = 305,628,649.76
  5. Step 5: Solve for x
    x = 305,628,649.76/21,834.26
  6. Step 6: Final answer
    x = 13,997.66

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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.