Home / 12,021.26-18,027.02-4,996.50

Finding the Fourth Proportional to 12,021.26, 18,027.02 and 4,996.50

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Solution

The fourth proportional to 12,021.26, 18,027.02 and 4,996.50 is: 7,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021.26 : 18,027.02 = 4,996.50 : x
  2. Step 2: Convert to fraction form
    12,021.26/18,027.02 = 4,996.50/x
  3. Step 3: Cross multiply
    12,021.26x = 18,027.02 × 4,996.50
  4. Step 4: Simplify right side
    12,021.26x = 90,072,005.43
  5. Step 5: Solve for x
    x = 90,072,005.43/12,021.26
  6. Step 6: Final answer
    x = 7,492.73

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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.