Home / 12,037.44-18,043.85-4,137.58

Finding the Fourth Proportional to 12,037.44, 18,043.85 and 4,137.58

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Solution

The fourth proportional to 12,037.44, 18,043.85 and 4,137.58 is: 6,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.44 : 18,043.85 = 4,137.58 : x
  2. Step 2: Convert to fraction form
    12,037.44/18,043.85 = 4,137.58/x
  3. Step 3: Cross multiply
    12,037.44x = 18,043.85 × 4,137.58
  4. Step 4: Simplify right side
    12,037.44x = 74,657,917.99
  5. Step 5: Solve for x
    x = 74,657,917.99/12,037.44
  6. Step 6: Final answer
    x = 6,202.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.