Home / 35,481.26-53,249.44-13,314.80

Finding the Fourth Proportional to 35,481.26, 53,249.44 and 13,314.80

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Solution

The fourth proportional to 35,481.26, 53,249.44 and 13,314.80 is: 19,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.26 : 53,249.44 = 13,314.80 : x
  2. Step 2: Convert to fraction form
    35,481.26/53,249.44 = 13,314.80/x
  3. Step 3: Cross multiply
    35,481.26x = 53,249.44 × 13,314.80
  4. Step 4: Simplify right side
    35,481.26x = 709,005,643.71
  5. Step 5: Solve for x
    x = 709,005,643.71/35,481.26
  6. Step 6: Final answer
    x = 19,982.54

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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.