Home / 30,125.33-41,578.82-17,386.80

Finding the Fourth Proportional to 30,125.33, 41,578.82 and 17,386.80

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Solution

The fourth proportional to 30,125.33, 41,578.82 and 17,386.80 is: 23,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.33 : 41,578.82 = 17,386.80 : x
  2. Step 2: Convert to fraction form
    30,125.33/41,578.82 = 17,386.80/x
  3. Step 3: Cross multiply
    30,125.33x = 41,578.82 × 17,386.80
  4. Step 4: Simplify right side
    30,125.33x = 722,922,627.58
  5. Step 5: Solve for x
    x = 722,922,627.58/30,125.33
  6. Step 6: Final answer
    x = 23,997.17

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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.