Home / 22,109.23-30,509.94-12,037.44

Finding the Fourth Proportional to 22,109.23, 30,509.94 and 12,037.44

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Solution

The fourth proportional to 22,109.23, 30,509.94 and 12,037.44 is: 16,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,109.23 : 30,509.94 = 12,037.44 : x
  2. Step 2: Convert to fraction form
    22,109.23/30,509.94 = 12,037.44/x
  3. Step 3: Cross multiply
    22,109.23x = 30,509.94 × 12,037.44
  4. Step 4: Simplify right side
    22,109.23x = 367,261,359.42
  5. Step 5: Solve for x
    x = 367,261,359.42/22,109.23
  6. Step 6: Final answer
    x = 16,611.23

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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.