Home / 39,610.72-59,413.11-11,530.99

Finding the Fourth Proportional to 39,610.72, 59,413.11 and 11,530.99

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Solution

The fourth proportional to 39,610.72, 59,413.11 and 11,530.99 is: 17,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,610.72 : 59,413.11 = 11,530.99 : x
  2. Step 2: Convert to fraction form
    39,610.72/59,413.11 = 11,530.99/x
  3. Step 3: Cross multiply
    39,610.72x = 59,413.11 × 11,530.99
  4. Step 4: Simplify right side
    39,610.72x = 685,091,977.28
  5. Step 5: Solve for x
    x = 685,091,977.28/39,610.72
  6. Step 6: Final answer
    x = 17,295.62

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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.