Home / 18,847.94-28,272.70-6,369.23

Finding the Fourth Proportional to 18,847.94, 28,272.70 and 6,369.23

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Solution

The fourth proportional to 18,847.94, 28,272.70 and 6,369.23 is: 9,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.94 : 28,272.70 = 6,369.23 : x
  2. Step 2: Convert to fraction form
    18,847.94/28,272.70 = 6,369.23/x
  3. Step 3: Cross multiply
    18,847.94x = 28,272.70 × 6,369.23
  4. Step 4: Simplify right side
    18,847.94x = 180,075,371.84
  5. Step 5: Solve for x
    x = 180,075,371.84/18,847.94
  6. Step 6: Final answer
    x = 9,554.11

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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.