Home / 20,562.49-30,846.12-19,441.45

Finding the Fourth Proportional to 20,562.49, 30,846.12 and 19,441.45

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Solution

The fourth proportional to 20,562.49, 30,846.12 and 19,441.45 is: 29,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,562.49 : 30,846.12 = 19,441.45 : x
  2. Step 2: Convert to fraction form
    20,562.49/30,846.12 = 19,441.45/x
  3. Step 3: Cross multiply
    20,562.49x = 30,846.12 × 19,441.45
  4. Step 4: Simplify right side
    20,562.49x = 599,693,265.33
  5. Step 5: Solve for x
    x = 599,693,265.33/20,562.49
  6. Step 6: Final answer
    x = 29,164.43

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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.