Home / 18,675.42-28,017.92-6,198.94

Finding the Fourth Proportional to 18,675.42, 28,017.92 and 6,198.94

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Solution

The fourth proportional to 18,675.42, 28,017.92 and 6,198.94 is: 9,300.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675.42 : 28,017.92 = 6,198.94 : x
  2. Step 2: Convert to fraction form
    18,675.42/28,017.92 = 6,198.94/x
  3. Step 3: Cross multiply
    18,675.42x = 28,017.92 × 6,198.94
  4. Step 4: Simplify right side
    18,675.42x = 173,681,405.00
  5. Step 5: Solve for x
    x = 173,681,405.00/18,675.42
  6. Step 6: Final answer
    x = 9,300.00

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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.