Home / 12,060.96-16,639.02-8,083.32

Finding the Fourth Proportional to 12,060.96, 16,639.02 and 8,083.32

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Solution

The fourth proportional to 12,060.96, 16,639.02 and 8,083.32 is: 11,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.96 : 16,639.02 = 8,083.32 : x
  2. Step 2: Convert to fraction form
    12,060.96/16,639.02 = 8,083.32/x
  3. Step 3: Cross multiply
    12,060.96x = 16,639.02 × 8,083.32
  4. Step 4: Simplify right side
    12,060.96x = 134,498,523.15
  5. Step 5: Solve for x
    x = 134,498,523.15/12,060.96
  6. Step 6: Final answer
    x = 11,151.56

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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.