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Finding the Fourth Proportional to 22,037.44, 30,412.08 and 12,101.44

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Solution

The fourth proportional to 22,037.44, 30,412.08 and 12,101.44 is: 16,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.44 : 30,412.08 = 12,101.44 : x
  2. Step 2: Convert to fraction form
    22,037.44/30,412.08 = 12,101.44/x
  3. Step 3: Cross multiply
    22,037.44x = 30,412.08 × 12,101.44
  4. Step 4: Simplify right side
    22,037.44x = 368,029,961.40
  5. Step 5: Solve for x
    x = 368,029,961.40/22,037.44
  6. Step 6: Final answer
    x = 16,700.21

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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.