Home / 25,394.86-35,049.18-14,790.79

Finding the Fourth Proportional to 25,394.86, 35,049.18 and 14,790.79

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Solution

The fourth proportional to 25,394.86, 35,049.18 and 14,790.79 is: 20,413.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,394.86 : 35,049.18 = 14,790.79 : x
  2. Step 2: Convert to fraction form
    25,394.86/35,049.18 = 14,790.79/x
  3. Step 3: Cross multiply
    25,394.86x = 35,049.18 × 14,790.79
  4. Step 4: Simplify right side
    25,394.86x = 518,405,061.05
  5. Step 5: Solve for x
    x = 518,405,061.05/25,394.86
  6. Step 6: Final answer
    x = 20,413.78

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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.