Home / 25,604.43-38,413.61-7,834.70

Finding the Fourth Proportional to 25,604.43, 38,413.61 and 7,834.70

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Solution

The fourth proportional to 25,604.43, 38,413.61 and 7,834.70 is: 11,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.43 : 38,413.61 = 7,834.70 : x
  2. Step 2: Convert to fraction form
    25,604.43/38,413.61 = 7,834.70/x
  3. Step 3: Cross multiply
    25,604.43x = 38,413.61 × 7,834.70
  4. Step 4: Simplify right side
    25,604.43x = 300,958,937.79
  5. Step 5: Solve for x
    x = 300,958,937.79/25,604.43
  6. Step 6: Final answer
    x = 11,754.17

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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.