Home / 12,037.96-16,616.56-8,273.58

Finding the Fourth Proportional to 12,037.96, 16,616.56 and 8,273.58

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Solution

The fourth proportional to 12,037.96, 16,616.56 and 8,273.58 is: 11,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.96 : 16,616.56 = 8,273.58 : x
  2. Step 2: Convert to fraction form
    12,037.96/16,616.56 = 8,273.58/x
  3. Step 3: Cross multiply
    12,037.96x = 16,616.56 × 8,273.58
  4. Step 4: Simplify right side
    12,037.96x = 137,478,438.48
  5. Step 5: Solve for x
    x = 137,478,438.48/12,037.96
  6. Step 6: Final answer
    x = 11,420.41

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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.