Home / 29,900.07-41,258.99-18,413.15

Finding the Fourth Proportional to 29,900.07, 41,258.99 and 18,413.15

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Solution

The fourth proportional to 29,900.07, 41,258.99 and 18,413.15 is: 25,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,900.07 : 41,258.99 = 18,413.15 : x
  2. Step 2: Convert to fraction form
    29,900.07/41,258.99 = 18,413.15/x
  3. Step 3: Cross multiply
    29,900.07x = 41,258.99 × 18,413.15
  4. Step 4: Simplify right side
    29,900.07x = 759,707,673.36
  5. Step 5: Solve for x
    x = 759,707,673.36/29,900.07
  6. Step 6: Final answer
    x = 25,408.22

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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.