Home / 10,938.36-16,481.37-9,033.24

Finding the Fourth Proportional to 10,938.36, 16,481.37 and 9,033.24

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Solution

The fourth proportional to 10,938.36, 16,481.37 and 9,033.24 is: 13,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.36 : 16,481.37 = 9,033.24 : x
  2. Step 2: Convert to fraction form
    10,938.36/16,481.37 = 9,033.24/x
  3. Step 3: Cross multiply
    10,938.36x = 16,481.37 × 9,033.24
  4. Step 4: Simplify right side
    10,938.36x = 148,880,170.74
  5. Step 5: Solve for x
    x = 148,880,170.74/10,938.36
  6. Step 6: Final answer
    x = 13,610.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.