Home / 22,079.21-30,469.03-12,007.44

Finding the Fourth Proportional to 22,079.21, 30,469.03 and 12,007.44

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Solution

The fourth proportional to 22,079.21, 30,469.03 and 12,007.44 is: 16,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079.21 : 30,469.03 = 12,007.44 : x
  2. Step 2: Convert to fraction form
    22,079.21/30,469.03 = 12,007.44/x
  3. Step 3: Cross multiply
    22,079.21x = 30,469.03 × 12,007.44
  4. Step 4: Simplify right side
    22,079.21x = 365,855,054.18
  5. Step 5: Solve for x
    x = 365,855,054.18/22,079.21
  6. Step 6: Final answer
    x = 16,570.11

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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.