Home / 22,172.41-30,597.67-12,100.77

Finding the Fourth Proportional to 22,172.41, 30,597.67 and 12,100.77

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Solution

The fourth proportional to 22,172.41, 30,597.67 and 12,100.77 is: 16,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.41 : 30,597.67 = 12,100.77 : x
  2. Step 2: Convert to fraction form
    22,172.41/30,597.67 = 12,100.77/x
  3. Step 3: Cross multiply
    22,172.41x = 30,597.67 × 12,100.77
  4. Step 4: Simplify right side
    22,172.41x = 370,255,367.21
  5. Step 5: Solve for x
    x = 370,255,367.21/22,172.41
  6. Step 6: Final answer
    x = 16,698.92

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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.