Home / 16,938.70-23,367.96-10,220.58

Finding the Fourth Proportional to 16,938.70, 23,367.96 and 10,220.58

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Solution

The fourth proportional to 16,938.70, 23,367.96 and 10,220.58 is: 14,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.70 : 23,367.96 = 10,220.58 : x
  2. Step 2: Convert to fraction form
    16,938.70/23,367.96 = 10,220.58/x
  3. Step 3: Cross multiply
    16,938.70x = 23,367.96 × 10,220.58
  4. Step 4: Simplify right side
    16,938.70x = 238,834,104.62
  5. Step 5: Solve for x
    x = 238,834,104.62/16,938.70
  6. Step 6: Final answer
    x = 14,099.91

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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.