Home / 22,174.19-30,605.52-14,621.88

Finding the Fourth Proportional to 22,174.19, 30,605.52 and 14,621.88

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Solution

The fourth proportional to 22,174.19, 30,605.52 and 14,621.88 is: 20,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.19 : 30,605.52 = 14,621.88 : x
  2. Step 2: Convert to fraction form
    22,174.19/30,605.52 = 14,621.88/x
  3. Step 3: Cross multiply
    22,174.19x = 30,605.52 × 14,621.88
  4. Step 4: Simplify right side
    22,174.19x = 447,510,240.78
  5. Step 5: Solve for x
    x = 447,510,240.78/22,174.19
  6. Step 6: Final answer
    x = 20,181.58

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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.