Home / 16,822.09-23,213.37-10,108

Finding the Fourth Proportional to 16,822.09, 23,213.37 and 10,108

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Solution

The fourth proportional to 16,822.09, 23,213.37 and 10,108 is: 13,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.09 : 23,213.37 = 10,108 : x
  2. Step 2: Convert to fraction form
    16,822.09/23,213.37 = 10,108/x
  3. Step 3: Cross multiply
    16,822.09x = 23,213.37 × 10,108
  4. Step 4: Simplify right side
    16,822.09x = 234,640,743.96
  5. Step 5: Solve for x
    x = 234,640,743.96/16,822.09
  6. Step 6: Final answer
    x = 13,948.37

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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.