Home / 35,413.25-48,866.22-20,301.75

Finding the Fourth Proportional to 35,413.25, 48,866.22 and 20,301.75

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Solution

The fourth proportional to 35,413.25, 48,866.22 and 20,301.75 is: 28,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.25 : 48,866.22 = 20,301.75 : x
  2. Step 2: Convert to fraction form
    35,413.25/48,866.22 = 20,301.75/x
  3. Step 3: Cross multiply
    35,413.25x = 48,866.22 × 20,301.75
  4. Step 4: Simplify right side
    35,413.25x = 992,069,781.89
  5. Step 5: Solve for x
    x = 992,069,781.89/35,413.25
  6. Step 6: Final answer
    x = 28,014.09

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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.