Home / 22,651.26-33,989.11-13,309.53

Finding the Fourth Proportional to 22,651.26, 33,989.11 and 13,309.53

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Solution

The fourth proportional to 22,651.26, 33,989.11 and 13,309.53 is: 19,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,651.26 : 33,989.11 = 13,309.53 : x
  2. Step 2: Convert to fraction form
    22,651.26/33,989.11 = 13,309.53/x
  3. Step 3: Cross multiply
    22,651.26x = 33,989.11 × 13,309.53
  4. Step 4: Simplify right side
    22,651.26x = 452,379,079.22
  5. Step 5: Solve for x
    x = 452,379,079.22/22,651.26
  6. Step 6: Final answer
    x = 19,971.48

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1.5x scale

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.