Home / 22,155.45-30,574.26-12,083.97

Finding the Fourth Proportional to 22,155.45, 30,574.26 and 12,083.97

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Solution

The fourth proportional to 22,155.45, 30,574.26 and 12,083.97 is: 16,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,155.45 : 30,574.26 = 12,083.97 : x
  2. Step 2: Convert to fraction form
    22,155.45/30,574.26 = 12,083.97/x
  3. Step 3: Cross multiply
    22,155.45x = 30,574.26 × 12,083.97
  4. Step 4: Simplify right side
    22,155.45x = 369,458,512.27
  5. Step 5: Solve for x
    x = 369,458,512.27/22,155.45
  6. Step 6: Final answer
    x = 16,675.74

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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.