Home / 25,125.69-34,678.26-16,627.98

Finding the Fourth Proportional to 25,125.69, 34,678.26 and 16,627.98

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Solution

The fourth proportional to 25,125.69, 34,678.26 and 16,627.98 is: 22,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.69 : 34,678.26 = 16,627.98 : x
  2. Step 2: Convert to fraction form
    25,125.69/34,678.26 = 16,627.98/x
  3. Step 3: Cross multiply
    25,125.69x = 34,678.26 × 16,627.98
  4. Step 4: Simplify right side
    25,125.69x = 576,629,413.71
  5. Step 5: Solve for x
    x = 576,629,413.71/25,125.69
  6. Step 6: Final answer
    x = 22,949.79

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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.