Home / 41,688.81-62,533.82-13,608.75

Finding the Fourth Proportional to 41,688.81, 62,533.82 and 13,608.75

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Solution

The fourth proportional to 41,688.81, 62,533.82 and 13,608.75 is: 20,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688.81 : 62,533.82 = 13,608.75 : x
  2. Step 2: Convert to fraction form
    41,688.81/62,533.82 = 13,608.75/x
  3. Step 3: Cross multiply
    41,688.81x = 62,533.82 × 13,608.75
  4. Step 4: Simplify right side
    41,688.81x = 851,007,054.88
  5. Step 5: Solve for x
    x = 851,007,054.88/41,688.81
  6. Step 6: Final answer
    x = 20,413.32

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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.