Home / 22,274.97-33,405.47-7,278.67

Finding the Fourth Proportional to 22,274.97, 33,405.47 and 7,278.67

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Solution

The fourth proportional to 22,274.97, 33,405.47 and 7,278.67 is: 10,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,274.97 : 33,405.47 = 7,278.67 : x
  2. Step 2: Convert to fraction form
    22,274.97/33,405.47 = 7,278.67/x
  3. Step 3: Cross multiply
    22,274.97x = 33,405.47 × 7,278.67
  4. Step 4: Simplify right side
    22,274.97x = 243,147,272.42
  5. Step 5: Solve for x
    x = 243,147,272.42/22,274.97
  6. Step 6: Final answer
    x = 10,915.72

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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.