Home / 12,055.97-16,643.00-8,029.49

Finding the Fourth Proportional to 12,055.97, 16,643.00 and 8,029.49

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Solution

The fourth proportional to 12,055.97, 16,643.00 and 8,029.49 is: 11,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.97 : 16,643.00 = 8,029.49 : x
  2. Step 2: Convert to fraction form
    12,055.97/16,643.00 = 8,029.49/x
  3. Step 3: Cross multiply
    12,055.97x = 16,643.00 × 8,029.49
  4. Step 4: Simplify right side
    12,055.97x = 133,634,863.75
  5. Step 5: Solve for x
    x = 133,634,863.75/12,055.97
  6. Step 6: Final answer
    x = 11,084.54

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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.