Home / 22,053.74-30,433.79-11,982.34

Finding the Fourth Proportional to 22,053.74, 30,433.79 and 11,982.34

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Solution

The fourth proportional to 22,053.74, 30,433.79 and 11,982.34 is: 16,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.74 : 30,433.79 = 11,982.34 : x
  2. Step 2: Convert to fraction form
    22,053.74/30,433.79 = 11,982.34/x
  3. Step 3: Cross multiply
    22,053.74x = 30,433.79 × 11,982.34
  4. Step 4: Simplify right side
    22,053.74x = 364,667,867.10
  5. Step 5: Solve for x
    x = 364,667,867.10/22,053.74
  6. Step 6: Final answer
    x = 16,535.42

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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.