Home / 29,836.90-41,172.81-16,407.94

Finding the Fourth Proportional to 29,836.90, 41,172.81 and 16,407.94

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Solution

The fourth proportional to 29,836.90, 41,172.81 and 16,407.94 is: 22,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,836.90 : 41,172.81 = 16,407.94 : x
  2. Step 2: Convert to fraction form
    29,836.90/41,172.81 = 16,407.94/x
  3. Step 3: Cross multiply
    29,836.90x = 41,172.81 × 16,407.94
  4. Step 4: Simplify right side
    29,836.90x = 675,560,996.11
  5. Step 5: Solve for x
    x = 675,560,996.11/29,836.90
  6. Step 6: Final answer
    x = 22,641.80

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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.