Home / 25,608.74-38,413.04-10,015.42

Finding the Fourth Proportional to 25,608.74, 38,413.04 and 10,015.42

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Solution

The fourth proportional to 25,608.74, 38,413.04 and 10,015.42 is: 15,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.74 : 38,413.04 = 10,015.42 : x
  2. Step 2: Convert to fraction form
    25,608.74/38,413.04 = 10,015.42/x
  3. Step 3: Cross multiply
    25,608.74x = 38,413.04 × 10,015.42
  4. Step 4: Simplify right side
    25,608.74x = 384,722,729.08
  5. Step 5: Solve for x
    x = 384,722,729.08/25,608.74
  6. Step 6: Final answer
    x = 15,023.10

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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.