Home / 33,629.96-46,407.54-18,725

Finding the Fourth Proportional to 33,629.96, 46,407.54 and 18,725

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Solution

The fourth proportional to 33,629.96, 46,407.54 and 18,725 is: 25,839.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.96 : 46,407.54 = 18,725 : x
  2. Step 2: Convert to fraction form
    33,629.96/46,407.54 = 18,725/x
  3. Step 3: Cross multiply
    33,629.96x = 46,407.54 × 18,725
  4. Step 4: Simplify right side
    33,629.96x = 868,981,186.50
  5. Step 5: Solve for x
    x = 868,981,186.50/33,629.96
  6. Step 6: Final answer
    x = 25,839.50

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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.