Home / 33,663.89-46,487.57-21,110.51

Finding the Fourth Proportional to 33,663.89, 46,487.57 and 21,110.51

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Solution

The fourth proportional to 33,663.89, 46,487.57 and 21,110.51 is: 29,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,663.89 : 46,487.57 = 21,110.51 : x
  2. Step 2: Convert to fraction form
    33,663.89/46,487.57 = 21,110.51/x
  3. Step 3: Cross multiply
    33,663.89x = 46,487.57 × 21,110.51
  4. Step 4: Simplify right side
    33,663.89x = 981,375,973.37
  5. Step 5: Solve for x
    x = 981,375,973.37/33,663.89
  6. Step 6: Final answer
    x = 29,152.19

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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.