Home / 25,944.59-38,922.35-8,413.05

Finding the Fourth Proportional to 25,944.59, 38,922.35 and 8,413.05

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Solution

The fourth proportional to 25,944.59, 38,922.35 and 8,413.05 is: 12,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.59 : 38,922.35 = 8,413.05 : x
  2. Step 2: Convert to fraction form
    25,944.59/38,922.35 = 8,413.05/x
  3. Step 3: Cross multiply
    25,944.59x = 38,922.35 × 8,413.05
  4. Step 4: Simplify right side
    25,944.59x = 327,455,676.67
  5. Step 5: Solve for x
    x = 327,455,676.67/25,944.59
  6. Step 6: Final answer
    x = 12,621.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.