Home / 12,347.44-17,039.33-6,682.06

Finding the Fourth Proportional to 12,347.44, 17,039.33 and 6,682.06

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Solution

The fourth proportional to 12,347.44, 17,039.33 and 6,682.06 is: 9,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.44 : 17,039.33 = 6,682.06 : x
  2. Step 2: Convert to fraction form
    12,347.44/17,039.33 = 6,682.06/x
  3. Step 3: Cross multiply
    12,347.44x = 17,039.33 × 6,682.06
  4. Step 4: Simplify right side
    12,347.44x = 113,857,825.42
  5. Step 5: Solve for x
    x = 113,857,825.42/12,347.44
  6. Step 6: Final answer
    x = 9,221.17

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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.