Home / 25,278.48-37,918.26-7,747.92

Finding the Fourth Proportional to 25,278.48, 37,918.26 and 7,747.92

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Solution

The fourth proportional to 25,278.48, 37,918.26 and 7,747.92 is: 11,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.48 : 37,918.26 = 7,747.92 : x
  2. Step 2: Convert to fraction form
    25,278.48/37,918.26 = 7,747.92/x
  3. Step 3: Cross multiply
    25,278.48x = 37,918.26 × 7,747.92
  4. Step 4: Simplify right side
    25,278.48x = 293,787,645.02
  5. Step 5: Solve for x
    x = 293,787,645.02/25,278.48
  6. Step 6: Final answer
    x = 11,622.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.