Home / 25,004.80-37,513.86-7,474.78

Finding the Fourth Proportional to 25,004.80, 37,513.86 and 7,474.78

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Solution

The fourth proportional to 25,004.80, 37,513.86 and 7,474.78 is: 11,214.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.80 : 37,513.86 = 7,474.78 : x
  2. Step 2: Convert to fraction form
    25,004.80/37,513.86 = 7,474.78/x
  3. Step 3: Cross multiply
    25,004.80x = 37,513.86 × 7,474.78
  4. Step 4: Simplify right side
    25,004.80x = 280,407,850.45
  5. Step 5: Solve for x
    x = 280,407,850.45/25,004.80
  6. Step 6: Final answer
    x = 11,214.16

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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.