Home / 57,413.30-79,236.90-31,922.19

Finding the Fourth Proportional to 57,413.30, 79,236.90 and 31,922.19

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Solution

The fourth proportional to 57,413.30, 79,236.90 and 31,922.19 is: 44,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,413.30 : 79,236.90 = 31,922.19 : x
  2. Step 2: Convert to fraction form
    57,413.30/79,236.90 = 31,922.19/x
  3. Step 3: Cross multiply
    57,413.30x = 79,236.90 × 31,922.19
  4. Step 4: Simplify right side
    57,413.30x = 2,529,415,376.81
  5. Step 5: Solve for x
    x = 2,529,415,376.81/57,413.30
  6. Step 6: Final answer
    x = 44,056.27

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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.