Home / 30,834.68-42,560.07-17,413.79

Finding the Fourth Proportional to 30,834.68, 42,560.07 and 17,413.79

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Solution

The fourth proportional to 30,834.68, 42,560.07 and 17,413.79 is: 24,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,834.68 : 42,560.07 = 17,413.79 : x
  2. Step 2: Convert to fraction form
    30,834.68/42,560.07 = 17,413.79/x
  3. Step 3: Cross multiply
    30,834.68x = 42,560.07 × 17,413.79
  4. Step 4: Simplify right side
    30,834.68x = 741,131,908.56
  5. Step 5: Solve for x
    x = 741,131,908.56/30,834.68
  6. Step 6: Final answer
    x = 24,035.66

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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.