Home / 33,321.36-49,972.32-15,786.48

Finding the Fourth Proportional to 33,321.36, 49,972.32 and 15,786.48

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Solution

The fourth proportional to 33,321.36, 49,972.32 and 15,786.48 is: 23,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.36 : 49,972.32 = 15,786.48 : x
  2. Step 2: Convert to fraction form
    33,321.36/49,972.32 = 15,786.48/x
  3. Step 3: Cross multiply
    33,321.36x = 49,972.32 × 15,786.48
  4. Step 4: Simplify right side
    33,321.36x = 788,887,030.23
  5. Step 5: Solve for x
    x = 788,887,030.23/33,321.36
  6. Step 6: Final answer
    x = 23,675.12

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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.