Home / 12,022.08-18,030.84-3,254.80

Finding the Fourth Proportional to 12,022.08, 18,030.84 and 3,254.80

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Solution

The fourth proportional to 12,022.08, 18,030.84 and 3,254.80 is: 4,881.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.08 : 18,030.84 = 3,254.80 : x
  2. Step 2: Convert to fraction form
    12,022.08/18,030.84 = 3,254.80/x
  3. Step 3: Cross multiply
    12,022.08x = 18,030.84 × 3,254.80
  4. Step 4: Simplify right side
    12,022.08x = 58,686,778.03
  5. Step 5: Solve for x
    x = 58,686,778.03/12,022.08
  6. Step 6: Final answer
    x = 4,881.58

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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.