Home / 22,137.03-30,549.83-12,065.80

Finding the Fourth Proportional to 22,137.03, 30,549.83 and 12,065.80

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Solution

The fourth proportional to 22,137.03, 30,549.83 and 12,065.80 is: 16,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.03 : 30,549.83 = 12,065.80 : x
  2. Step 2: Convert to fraction form
    22,137.03/30,549.83 = 12,065.80/x
  3. Step 3: Cross multiply
    22,137.03x = 30,549.83 × 12,065.80
  4. Step 4: Simplify right side
    22,137.03x = 368,608,138.81
  5. Step 5: Solve for x
    x = 368,608,138.81/22,137.03
  6. Step 6: Final answer
    x = 16,651.20

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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.