Home / 22,157.10-30,576.79-16,496.72

Finding the Fourth Proportional to 22,157.10, 30,576.79 and 16,496.72

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Solution

The fourth proportional to 22,157.10, 30,576.79 and 16,496.72 is: 22,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.10 : 30,576.79 = 16,496.72 : x
  2. Step 2: Convert to fraction form
    22,157.10/30,576.79 = 16,496.72/x
  3. Step 3: Cross multiply
    22,157.10x = 30,576.79 × 16,496.72
  4. Step 4: Simplify right side
    22,157.10x = 504,416,590.24
  5. Step 5: Solve for x
    x = 504,416,590.24/22,157.10
  6. Step 6: Final answer
    x = 22,765.47

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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.