Home / 12,731.02-19,096.56-3,497.02

Finding the Fourth Proportional to 12,731.02, 19,096.56 and 3,497.02

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Solution

The fourth proportional to 12,731.02, 19,096.56 and 3,497.02 is: 5,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.02 : 19,096.56 = 3,497.02 : x
  2. Step 2: Convert to fraction form
    12,731.02/19,096.56 = 3,497.02/x
  3. Step 3: Cross multiply
    12,731.02x = 19,096.56 × 3,497.02
  4. Step 4: Simplify right side
    12,731.02x = 66,781,052.25
  5. Step 5: Solve for x
    x = 66,781,052.25/12,731.02
  6. Step 6: Final answer
    x = 5,245.54

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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.