Home / 22,106.36-30,506.46-12,170.36

Finding the Fourth Proportional to 22,106.36, 30,506.46 and 12,170.36

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Solution

The fourth proportional to 22,106.36, 30,506.46 and 12,170.36 is: 16,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.36 : 30,506.46 = 12,170.36 : x
  2. Step 2: Convert to fraction form
    22,106.36/30,506.46 = 12,170.36/x
  3. Step 3: Cross multiply
    22,106.36x = 30,506.46 × 12,170.36
  4. Step 4: Simplify right side
    22,106.36x = 371,274,600.53
  5. Step 5: Solve for x
    x = 371,274,600.53/22,106.36
  6. Step 6: Final answer
    x = 16,794.92

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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.