Home / 22,039.42-30,414.47-11,968.03

Finding the Fourth Proportional to 22,039.42, 30,414.47 and 11,968.03

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Solution

The fourth proportional to 22,039.42, 30,414.47 and 11,968.03 is: 16,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039.42 : 30,414.47 = 11,968.03 : x
  2. Step 2: Convert to fraction form
    22,039.42/30,414.47 = 11,968.03/x
  3. Step 3: Cross multiply
    22,039.42x = 30,414.47 × 11,968.03
  4. Step 4: Simplify right side
    22,039.42x = 364,001,347.04
  5. Step 5: Solve for x
    x = 364,001,347.04/22,039.42
  6. Step 6: Final answer
    x = 16,515.92

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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.