Home / 22,040.04-30,414.66-11,968.02

Finding the Fourth Proportional to 22,040.04, 30,414.66 and 11,968.02

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Solution

The fourth proportional to 22,040.04, 30,414.66 and 11,968.02 is: 16,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,040.04 : 30,414.66 = 11,968.02 : x
  2. Step 2: Convert to fraction form
    22,040.04/30,414.66 = 11,968.02/x
  3. Step 3: Cross multiply
    22,040.04x = 30,414.66 × 11,968.02
  4. Step 4: Simplify right side
    22,040.04x = 364,003,259.17
  5. Step 5: Solve for x
    x = 364,003,259.17/22,040.04
  6. Step 6: Final answer
    x = 16,515.54

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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.