Home / 35,615.26-49,147.56-19,698.69

Finding the Fourth Proportional to 35,615.26, 49,147.56 and 19,698.69

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Solution

The fourth proportional to 35,615.26, 49,147.56 and 19,698.69 is: 27,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,615.26 : 49,147.56 = 19,698.69 : x
  2. Step 2: Convert to fraction form
    35,615.26/49,147.56 = 19,698.69/x
  3. Step 3: Cross multiply
    35,615.26x = 49,147.56 × 19,698.69
  4. Step 4: Simplify right side
    35,615.26x = 968,142,733.00
  5. Step 5: Solve for x
    x = 968,142,733.00/35,615.26
  6. Step 6: Final answer
    x = 27,183.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.