Home / 27,413.35-37,830.15-15,476.41

Finding the Fourth Proportional to 27,413.35, 37,830.15 and 15,476.41

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Solution

The fourth proportional to 27,413.35, 37,830.15 and 15,476.41 is: 21,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.35 : 37,830.15 = 15,476.41 : x
  2. Step 2: Convert to fraction form
    27,413.35/37,830.15 = 15,476.41/x
  3. Step 3: Cross multiply
    27,413.35x = 37,830.15 × 15,476.41
  4. Step 4: Simplify right side
    27,413.35x = 585,474,911.76
  5. Step 5: Solve for x
    x = 585,474,911.76/27,413.35
  6. Step 6: Final answer
    x = 21,357.29

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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.