Home / 14,943.32-22,413.63-5,578.90

Finding the Fourth Proportional to 14,943.32, 22,413.63 and 5,578.90

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Solution

The fourth proportional to 14,943.32, 22,413.63 and 5,578.90 is: 8,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.32 : 22,413.63 = 5,578.90 : x
  2. Step 2: Convert to fraction form
    14,943.32/22,413.63 = 5,578.90/x
  3. Step 3: Cross multiply
    14,943.32x = 22,413.63 × 5,578.90
  4. Step 4: Simplify right side
    14,943.32x = 125,043,417.54
  5. Step 5: Solve for x
    x = 125,043,417.54/14,943.32
  6. Step 6: Final answer
    x = 8,367.85

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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.