Home / 22,497.72-33,711.48-20,144.88

Finding the Fourth Proportional to 22,497.72, 33,711.48 and 20,144.88

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Solution

The fourth proportional to 22,497.72, 33,711.48 and 20,144.88 is: 30,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.72 : 33,711.48 = 20,144.88 : x
  2. Step 2: Convert to fraction form
    22,497.72/33,711.48 = 20,144.88/x
  3. Step 3: Cross multiply
    22,497.72x = 33,711.48 × 20,144.88
  4. Step 4: Simplify right side
    22,497.72x = 679,113,719.22
  5. Step 5: Solve for x
    x = 679,113,719.22/22,497.72
  6. Step 6: Final answer
    x = 30,185.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.