Home / 38,413.89-57,627.81-18,692.46

Finding the Fourth Proportional to 38,413.89, 57,627.81 and 18,692.46

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Solution

The fourth proportional to 38,413.89, 57,627.81 and 18,692.46 is: 28,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,413.89 : 57,627.81 = 18,692.46 : x
  2. Step 2: Convert to fraction form
    38,413.89/57,627.81 = 18,692.46/x
  3. Step 3: Cross multiply
    38,413.89x = 57,627.81 × 18,692.46
  4. Step 4: Simplify right side
    38,413.89x = 1,077,205,533.31
  5. Step 5: Solve for x
    x = 1,077,205,533.31/38,413.89
  6. Step 6: Final answer
    x = 28,042.08

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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.