Home / 52,296.92-78,413.73-21,095.72

Finding the Fourth Proportional to 52,296.92, 78,413.73 and 21,095.72

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Solution

The fourth proportional to 52,296.92, 78,413.73 and 21,095.72 is: 31,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.92 : 78,413.73 = 21,095.72 : x
  2. Step 2: Convert to fraction form
    52,296.92/78,413.73 = 21,095.72/x
  3. Step 3: Cross multiply
    52,296.92x = 78,413.73 × 21,095.72
  4. Step 4: Simplify right side
    52,296.92x = 1,654,194,092.24
  5. Step 5: Solve for x
    x = 1,654,194,092.24/52,296.92
  6. Step 6: Final answer
    x = 31,630.81

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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.