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Finding the Fourth Proportional to 29,608.40, 44,413.20 and 12,066.08

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Solution

The fourth proportional to 29,608.40, 44,413.20 and 12,066.08 is: 18,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,608.40 : 44,413.20 = 12,066.08 : x
  2. Step 2: Convert to fraction form
    29,608.40/44,413.20 = 12,066.08/x
  3. Step 3: Cross multiply
    29,608.40x = 44,413.20 × 12,066.08
  4. Step 4: Simplify right side
    29,608.40x = 535,893,224.26
  5. Step 5: Solve for x
    x = 535,893,224.26/29,608.40
  6. Step 6: Final answer
    x = 18,099.36

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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.