Home / 20,013.02-30,022.78-6,162.02

Finding the Fourth Proportional to 20,013.02, 30,022.78 and 6,162.02

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Solution

The fourth proportional to 20,013.02, 30,022.78 and 6,162.02 is: 9,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.02 : 30,022.78 = 6,162.02 : x
  2. Step 2: Convert to fraction form
    20,013.02/30,022.78 = 6,162.02/x
  3. Step 3: Cross multiply
    20,013.02x = 30,022.78 × 6,162.02
  4. Step 4: Simplify right side
    20,013.02x = 185,000,970.82
  5. Step 5: Solve for x
    x = 185,000,970.82/20,013.02
  6. Step 6: Final answer
    x = 9,244.03

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