Home / 16,161.74-22,303.48-8,992.22

Finding the Fourth Proportional to 16,161.74, 22,303.48 and 8,992.22

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Solution

The fourth proportional to 16,161.74, 22,303.48 and 8,992.22 is: 12,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.74 : 22,303.48 = 8,992.22 : x
  2. Step 2: Convert to fraction form
    16,161.74/22,303.48 = 8,992.22/x
  3. Step 3: Cross multiply
    16,161.74x = 22,303.48 × 8,992.22
  4. Step 4: Simplify right side
    16,161.74x = 200,557,798.93
  5. Step 5: Solve for x
    x = 200,557,798.93/16,161.74
  6. Step 6: Final answer
    x = 12,409.42

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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.