Home / 22,048.23-30,426.90-11,976.87

Finding the Fourth Proportional to 22,048.23, 30,426.90 and 11,976.87

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Solution

The fourth proportional to 22,048.23, 30,426.90 and 11,976.87 is: 16,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,048.23 : 30,426.90 = 11,976.87 : x
  2. Step 2: Convert to fraction form
    22,048.23/30,426.90 = 11,976.87/x
  3. Step 3: Cross multiply
    22,048.23x = 30,426.90 × 11,976.87
  4. Step 4: Simplify right side
    22,048.23x = 364,419,025.80
  5. Step 5: Solve for x
    x = 364,419,025.80/22,048.23
  6. Step 6: Final answer
    x = 16,528.27

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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.