Home / 33,520.43-46,258.50-18,413.40

Finding the Fourth Proportional to 33,520.43, 46,258.50 and 18,413.40

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Solution

The fourth proportional to 33,520.43, 46,258.50 and 18,413.40 is: 25,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.43 : 46,258.50 = 18,413.40 : x
  2. Step 2: Convert to fraction form
    33,520.43/46,258.50 = 18,413.40/x
  3. Step 3: Cross multiply
    33,520.43x = 46,258.50 × 18,413.40
  4. Step 4: Simplify right side
    33,520.43x = 851,776,263.90
  5. Step 5: Solve for x
    x = 851,776,263.90/33,520.43
  6. Step 6: Final answer
    x = 25,410.66

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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.