Home / 57,413.80-79,233.68-31,922.78

Finding the Fourth Proportional to 57,413.80, 79,233.68 and 31,922.78

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Solution

The fourth proportional to 57,413.80, 79,233.68 and 31,922.78 is: 44,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,413.80 : 79,233.68 = 31,922.78 : x
  2. Step 2: Convert to fraction form
    57,413.80/79,233.68 = 31,922.78/x
  3. Step 3: Cross multiply
    57,413.80x = 79,233.68 × 31,922.78
  4. Step 4: Simplify right side
    57,413.80x = 2,529,359,642.51
  5. Step 5: Solve for x
    x = 2,529,359,642.51/57,413.80
  6. Step 6: Final answer
    x = 44,054.91

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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.