Home / 29,668.26-40,940.22-16,239.66

Finding the Fourth Proportional to 29,668.26, 40,940.22 and 16,239.66

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Solution

The fourth proportional to 29,668.26, 40,940.22 and 16,239.66 is: 22,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.26 : 40,940.22 = 16,239.66 : x
  2. Step 2: Convert to fraction form
    29,668.26/40,940.22 = 16,239.66/x
  3. Step 3: Cross multiply
    29,668.26x = 40,940.22 × 16,239.66
  4. Step 4: Simplify right side
    29,668.26x = 664,855,253.13
  5. Step 5: Solve for x
    x = 664,855,253.13/29,668.26
  6. Step 6: Final answer
    x = 22,409.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.