Home / 22,369.36-30,868.16-12,297.58

Finding the Fourth Proportional to 22,369.36, 30,868.16 and 12,297.58

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Solution

The fourth proportional to 22,369.36, 30,868.16 and 12,297.58 is: 16,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369.36 : 30,868.16 = 12,297.58 : x
  2. Step 2: Convert to fraction form
    22,369.36/30,868.16 = 12,297.58/x
  3. Step 3: Cross multiply
    22,369.36x = 30,868.16 × 12,297.58
  4. Step 4: Simplify right side
    22,369.36x = 379,603,667.05
  5. Step 5: Solve for x
    x = 379,603,667.05/22,369.36
  6. Step 6: Final answer
    x = 16,969.80

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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.