Home / 16,161.68-22,295.24-11,448.40

Finding the Fourth Proportional to 16,161.68, 22,295.24 and 11,448.40

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Solution

The fourth proportional to 16,161.68, 22,295.24 and 11,448.40 is: 15,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.68 : 22,295.24 = 11,448.40 : x
  2. Step 2: Convert to fraction form
    16,161.68/22,295.24 = 11,448.40/x
  3. Step 3: Cross multiply
    16,161.68x = 22,295.24 × 11,448.40
  4. Step 4: Simplify right side
    16,161.68x = 255,244,825.62
  5. Step 5: Solve for x
    x = 255,244,825.62/16,161.68
  6. Step 6: Final answer
    x = 15,793.21

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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.