Home / 22,295.18-33,413.43-12,439.10

Finding the Fourth Proportional to 22,295.18, 33,413.43 and 12,439.10

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Solution

The fourth proportional to 22,295.18, 33,413.43 and 12,439.10 is: 18,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.18 : 33,413.43 = 12,439.10 : x
  2. Step 2: Convert to fraction form
    22,295.18/33,413.43 = 12,439.10/x
  3. Step 3: Cross multiply
    22,295.18x = 33,413.43 × 12,439.10
  4. Step 4: Simplify right side
    22,295.18x = 415,632,997.11
  5. Step 5: Solve for x
    x = 415,632,997.11/22,295.18
  6. Step 6: Final answer
    x = 18,642.28

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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.