Home / 17,371.08-23,972.16-9,413.28

Finding the Fourth Proportional to 17,371.08, 23,972.16 and 9,413.28

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Solution

The fourth proportional to 17,371.08, 23,972.16 and 9,413.28 is: 12,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371.08 : 23,972.16 = 9,413.28 : x
  2. Step 2: Convert to fraction form
    17,371.08/23,972.16 = 9,413.28/x
  3. Step 3: Cross multiply
    17,371.08x = 23,972.16 × 9,413.28
  4. Step 4: Simplify right side
    17,371.08x = 225,656,654.28
  5. Step 5: Solve for x
    x = 225,656,654.28/17,371.08
  6. Step 6: Final answer
    x = 12,990.36

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1.5x scale

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.