Home / 53,286.63-73,535.15-29,413.30

Finding the Fourth Proportional to 53,286.63, 73,535.15 and 29,413.30

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Solution

The fourth proportional to 53,286.63, 73,535.15 and 29,413.30 is: 40,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.63 : 73,535.15 = 29,413.30 : x
  2. Step 2: Convert to fraction form
    53,286.63/73,535.15 = 29,413.30/x
  3. Step 3: Cross multiply
    53,286.63x = 73,535.15 × 29,413.30
  4. Step 4: Simplify right side
    53,286.63x = 2,162,910,912.75
  5. Step 5: Solve for x
    x = 2,162,910,912.75/53,286.63
  6. Step 6: Final answer
    x = 40,590.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.