Home / 12,182.02-16,839.76-8,675.52

Finding the Fourth Proportional to 12,182.02, 16,839.76 and 8,675.52

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Solution

The fourth proportional to 12,182.02, 16,839.76 and 8,675.52 is: 11,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.02 : 16,839.76 = 8,675.52 : x
  2. Step 2: Convert to fraction form
    12,182.02/16,839.76 = 8,675.52/x
  3. Step 3: Cross multiply
    12,182.02x = 16,839.76 × 8,675.52
  4. Step 4: Simplify right side
    12,182.02x = 146,093,674.68
  5. Step 5: Solve for x
    x = 146,093,674.68/12,182.02
  6. Step 6: Final answer
    x = 11,992.57

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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.