Home / 22,805.18-34,193.80-8,015.79

Finding the Fourth Proportional to 22,805.18, 34,193.80 and 8,015.79

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Solution

The fourth proportional to 22,805.18, 34,193.80 and 8,015.79 is: 12,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.18 : 34,193.80 = 8,015.79 : x
  2. Step 2: Convert to fraction form
    22,805.18/34,193.80 = 8,015.79/x
  3. Step 3: Cross multiply
    22,805.18x = 34,193.80 × 8,015.79
  4. Step 4: Simplify right side
    22,805.18x = 274,090,413.26
  5. Step 5: Solve for x
    x = 274,090,413.26/22,805.18
  6. Step 6: Final answer
    x = 12,018.78

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1.5x scale

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.