Home / 20,523.33-30,784.99-4,940.95

Finding the Fourth Proportional to 20,523.33, 30,784.99 and 4,940.95

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Solution

The fourth proportional to 20,523.33, 30,784.99 and 4,940.95 is: 7,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,523.33 : 30,784.99 = 4,940.95 : x
  2. Step 2: Convert to fraction form
    20,523.33/30,784.99 = 4,940.95/x
  3. Step 3: Cross multiply
    20,523.33x = 30,784.99 × 4,940.95
  4. Step 4: Simplify right side
    20,523.33x = 152,107,096.34
  5. Step 5: Solve for x
    x = 152,107,096.34/20,523.33
  6. Step 6: Final answer
    x = 7,411.42

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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.