Home / 10,229.94-15,313.26-8,735.49

Finding the Fourth Proportional to 10,229.94, 15,313.26 and 8,735.49

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Solution

The fourth proportional to 10,229.94, 15,313.26 and 8,735.49 is: 13,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.94 : 15,313.26 = 8,735.49 : x
  2. Step 2: Convert to fraction form
    10,229.94/15,313.26 = 8,735.49/x
  3. Step 3: Cross multiply
    10,229.94x = 15,313.26 × 8,735.49
  4. Step 4: Simplify right side
    10,229.94x = 133,768,829.60
  5. Step 5: Solve for x
    x = 133,768,829.60/10,229.94
  6. Step 6: Final answer
    x = 13,076.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.