Home / 29,668.42-40,941.80-16,239.36

Finding the Fourth Proportional to 29,668.42, 40,941.80 and 16,239.36

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Solution

The fourth proportional to 29,668.42, 40,941.80 and 16,239.36 is: 22,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.42 : 40,941.80 = 16,239.36 : x
  2. Step 2: Convert to fraction form
    29,668.42/40,941.80 = 16,239.36/x
  3. Step 3: Cross multiply
    29,668.42x = 40,941.80 × 16,239.36
  4. Step 4: Simplify right side
    29,668.42x = 664,868,629.25
  5. Step 5: Solve for x
    x = 664,868,629.25/29,668.42
  6. Step 6: Final answer
    x = 22,409.98

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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.