Home / 25,329.87-37,996.83-19,101.78

Finding the Fourth Proportional to 25,329.87, 37,996.83 and 19,101.78

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Solution

The fourth proportional to 25,329.87, 37,996.83 and 19,101.78 is: 28,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.87 : 37,996.83 = 19,101.78 : x
  2. Step 2: Convert to fraction form
    25,329.87/37,996.83 = 19,101.78/x
  3. Step 3: Cross multiply
    25,329.87x = 37,996.83 × 19,101.78
  4. Step 4: Simplify right side
    25,329.87x = 725,807,087.36
  5. Step 5: Solve for x
    x = 725,807,087.36/25,329.87
  6. Step 6: Final answer
    x = 28,654.20

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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.