Home / 33,749.08-46,571.82-21,001.87

Finding the Fourth Proportional to 33,749.08, 46,571.82 and 21,001.87

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Solution

The fourth proportional to 33,749.08, 46,571.82 and 21,001.87 is: 28,981.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,749.08 : 46,571.82 = 21,001.87 : x
  2. Step 2: Convert to fraction form
    33,749.08/46,571.82 = 21,001.87/x
  3. Step 3: Cross multiply
    33,749.08x = 46,571.82 × 21,001.87
  4. Step 4: Simplify right side
    33,749.08x = 978,095,309.30
  5. Step 5: Solve for x
    x = 978,095,309.30/33,749.08
  6. Step 6: Final answer
    x = 28,981.39

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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.