Home / 25,269.44-37,920.56-11,418.56

Finding the Fourth Proportional to 25,269.44, 37,920.56 and 11,418.56

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Solution

The fourth proportional to 25,269.44, 37,920.56 and 11,418.56 is: 17,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,269.44 : 37,920.56 = 11,418.56 : x
  2. Step 2: Convert to fraction form
    25,269.44/37,920.56 = 11,418.56/x
  3. Step 3: Cross multiply
    25,269.44x = 37,920.56 × 11,418.56
  4. Step 4: Simplify right side
    25,269.44x = 432,998,189.59
  5. Step 5: Solve for x
    x = 432,998,189.59/25,269.44
  6. Step 6: Final answer
    x = 17,135.25

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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.