Home / 12,197.03-18,300.54-8,036.33

Finding the Fourth Proportional to 12,197.03, 18,300.54 and 8,036.33

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Solution

The fourth proportional to 12,197.03, 18,300.54 and 8,036.33 is: 12,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.03 : 18,300.54 = 8,036.33 : x
  2. Step 2: Convert to fraction form
    12,197.03/18,300.54 = 8,036.33/x
  3. Step 3: Cross multiply
    12,197.03x = 18,300.54 × 8,036.33
  4. Step 4: Simplify right side
    12,197.03x = 147,069,178.62
  5. Step 5: Solve for x
    x = 147,069,178.62/12,197.03
  6. Step 6: Final answer
    x = 12,057.79

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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.