Home / 12,845.99-17,659.35-11,046.84

Finding the Fourth Proportional to 12,845.99, 17,659.35 and 11,046.84

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Solution

The fourth proportional to 12,845.99, 17,659.35 and 11,046.84 is: 15,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845.99 : 17,659.35 = 11,046.84 : x
  2. Step 2: Convert to fraction form
    12,845.99/17,659.35 = 11,046.84/x
  3. Step 3: Cross multiply
    12,845.99x = 17,659.35 × 11,046.84
  4. Step 4: Simplify right side
    12,845.99x = 195,080,013.95
  5. Step 5: Solve for x
    x = 195,080,013.95/12,845.99
  6. Step 6: Final answer
    x = 15,186.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.