Home / 12,334.56-17,021.77-6,669.30

Finding the Fourth Proportional to 12,334.56, 17,021.77 and 6,669.30

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Solution

The fourth proportional to 12,334.56, 17,021.77 and 6,669.30 is: 9,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.56 : 17,021.77 = 6,669.30 : x
  2. Step 2: Convert to fraction form
    12,334.56/17,021.77 = 6,669.30/x
  3. Step 3: Cross multiply
    12,334.56x = 17,021.77 × 6,669.30
  4. Step 4: Simplify right side
    12,334.56x = 113,523,290.66
  5. Step 5: Solve for x
    x = 113,523,290.66/12,334.56
  6. Step 6: Final answer
    x = 9,203.68

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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.