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Finding the Fourth Proportional to 23,300.60, 34,945.93 and 6,656.21

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Solution

The fourth proportional to 23,300.60, 34,945.93 and 6,656.21 is: 9,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,300.60 : 34,945.93 = 6,656.21 : x
  2. Step 2: Convert to fraction form
    23,300.60/34,945.93 = 6,656.21/x
  3. Step 3: Cross multiply
    23,300.60x = 34,945.93 × 6,656.21
  4. Step 4: Simplify right side
    23,300.60x = 232,607,413.36
  5. Step 5: Solve for x
    x = 232,607,413.36/23,300.60
  6. Step 6: Final answer
    x = 9,982.90

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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.