Home / 22,173.75-30,604.97-14,621.45

Finding the Fourth Proportional to 22,173.75, 30,604.97 and 14,621.45

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Solution

The fourth proportional to 22,173.75, 30,604.97 and 14,621.45 is: 20,181.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.75 : 30,604.97 = 14,621.45 : x
  2. Step 2: Convert to fraction form
    22,173.75/30,604.97 = 14,621.45/x
  3. Step 3: Cross multiply
    22,173.75x = 30,604.97 × 14,621.45
  4. Step 4: Simplify right side
    22,173.75x = 447,488,922.14
  5. Step 5: Solve for x
    x = 447,488,922.14/22,173.75
  6. Step 6: Final answer
    x = 20,181.02

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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.