Home / 33,520.79-46,259.07-18,413.81

Finding the Fourth Proportional to 33,520.79, 46,259.07 and 18,413.81

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Solution

The fourth proportional to 33,520.79, 46,259.07 and 18,413.81 is: 25,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.79 : 46,259.07 = 18,413.81 : x
  2. Step 2: Convert to fraction form
    33,520.79/46,259.07 = 18,413.81/x
  3. Step 3: Cross multiply
    33,520.79x = 46,259.07 × 18,413.81
  4. Step 4: Simplify right side
    33,520.79x = 851,805,725.76
  5. Step 5: Solve for x
    x = 851,805,725.76/33,520.79
  6. Step 6: Final answer
    x = 25,411.27

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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.