Home / 22,247.44-30,701.06-12,175.68

Finding the Fourth Proportional to 22,247.44, 30,701.06 and 12,175.68

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Solution

The fourth proportional to 22,247.44, 30,701.06 and 12,175.68 is: 16,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247.44 : 30,701.06 = 12,175.68 : x
  2. Step 2: Convert to fraction form
    22,247.44/30,701.06 = 12,175.68/x
  3. Step 3: Cross multiply
    22,247.44x = 30,701.06 × 12,175.68
  4. Step 4: Simplify right side
    22,247.44x = 373,806,067.84
  5. Step 5: Solve for x
    x = 373,806,067.84/22,247.44
  6. Step 6: Final answer
    x = 16,802.21

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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.