Home / 25,416.82-38,114.43-10,413.61

Finding the Fourth Proportional to 25,416.82, 38,114.43 and 10,413.61

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Solution

The fourth proportional to 25,416.82, 38,114.43 and 10,413.61 is: 15,615.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.82 : 38,114.43 = 10,413.61 : x
  2. Step 2: Convert to fraction form
    25,416.82/38,114.43 = 10,413.61/x
  3. Step 3: Cross multiply
    25,416.82x = 38,114.43 × 10,413.61
  4. Step 4: Simplify right side
    25,416.82x = 396,908,809.39
  5. Step 5: Solve for x
    x = 396,908,809.39/25,416.82
  6. Step 6: Final answer
    x = 15,615.99

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1.5x scale

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.