Home / 19,552.48-26,982.76-11,169.04

Finding the Fourth Proportional to 19,552.48, 26,982.76 and 11,169.04

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Solution

The fourth proportional to 19,552.48, 26,982.76 and 11,169.04 is: 15,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.48 : 26,982.76 = 11,169.04 : x
  2. Step 2: Convert to fraction form
    19,552.48/26,982.76 = 11,169.04/x
  3. Step 3: Cross multiply
    19,552.48x = 26,982.76 × 11,169.04
  4. Step 4: Simplify right side
    19,552.48x = 301,371,525.75
  5. Step 5: Solve for x
    x = 301,371,525.75/19,552.48
  6. Step 6: Final answer
    x = 15,413.47

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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.