Home / 11,479.02-17,182.80-8,839.73

Finding the Fourth Proportional to 11,479.02, 17,182.80 and 8,839.73

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Solution

The fourth proportional to 11,479.02, 17,182.80 and 8,839.73 is: 13,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.02 : 17,182.80 = 8,839.73 : x
  2. Step 2: Convert to fraction form
    11,479.02/17,182.80 = 8,839.73/x
  3. Step 3: Cross multiply
    11,479.02x = 17,182.80 × 8,839.73
  4. Step 4: Simplify right side
    11,479.02x = 151,891,226.73
  5. Step 5: Solve for x
    x = 151,891,226.73/11,479.02
  6. Step 6: Final answer
    x = 13,232.07

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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.