Home / 43,388.93-65,009.09-23,681.31

Finding the Fourth Proportional to 43,388.93, 65,009.09 and 23,681.31

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Solution

The fourth proportional to 43,388.93, 65,009.09 and 23,681.31 is: 35,481.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,388.93 : 65,009.09 = 23,681.31 : x
  2. Step 2: Convert to fraction form
    43,388.93/65,009.09 = 23,681.31/x
  3. Step 3: Cross multiply
    43,388.93x = 65,009.09 × 23,681.31
  4. Step 4: Simplify right side
    43,388.93x = 1,539,500,413.11
  5. Step 5: Solve for x
    x = 1,539,500,413.11/43,388.93
  6. Step 6: Final answer
    x = 35,481.41

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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.