Home / 22,038.82-30,413.46-11,967.17

Finding the Fourth Proportional to 22,038.82, 30,413.46 and 11,967.17

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Solution

The fourth proportional to 22,038.82, 30,413.46 and 11,967.17 is: 16,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.82 : 30,413.46 = 11,967.17 : x
  2. Step 2: Convert to fraction form
    22,038.82/30,413.46 = 11,967.17/x
  3. Step 3: Cross multiply
    22,038.82x = 30,413.46 × 11,967.17
  4. Step 4: Simplify right side
    22,038.82x = 363,963,200.09
  5. Step 5: Solve for x
    x = 363,963,200.09/22,038.82
  6. Step 6: Final answer
    x = 16,514.64

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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.