Home / 35,185.05-52,783.58-12,998.54

Finding the Fourth Proportional to 35,185.05, 52,783.58 and 12,998.54

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Solution

The fourth proportional to 35,185.05, 52,783.58 and 12,998.54 is: 19,500.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.05 : 52,783.58 = 12,998.54 : x
  2. Step 2: Convert to fraction form
    35,185.05/52,783.58 = 12,998.54/x
  3. Step 3: Cross multiply
    35,185.05x = 52,783.58 × 12,998.54
  4. Step 4: Simplify right side
    35,185.05x = 686,109,640.43
  5. Step 5: Solve for x
    x = 686,109,640.43/35,185.05
  6. Step 6: Final answer
    x = 19,500.03

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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.