Home / 12,019.02-18,029.22-3,254.64

Finding the Fourth Proportional to 12,019.02, 18,029.22 and 3,254.64

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Solution

The fourth proportional to 12,019.02, 18,029.22 and 3,254.64 is: 4,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019.02 : 18,029.22 = 3,254.64 : x
  2. Step 2: Convert to fraction form
    12,019.02/18,029.22 = 3,254.64/x
  3. Step 3: Cross multiply
    12,019.02x = 18,029.22 × 3,254.64
  4. Step 4: Simplify right side
    12,019.02x = 58,678,620.58
  5. Step 5: Solve for x
    x = 58,678,620.58/12,019.02
  6. Step 6: Final answer
    x = 4,882.15

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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.