Home / 18,942.02-28,418.14-5,794.04

Finding the Fourth Proportional to 18,942.02, 28,418.14 and 5,794.04

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Solution

The fourth proportional to 18,942.02, 28,418.14 and 5,794.04 is: 8,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.02 : 28,418.14 = 5,794.04 : x
  2. Step 2: Convert to fraction form
    18,942.02/28,418.14 = 5,794.04/x
  3. Step 3: Cross multiply
    18,942.02x = 28,418.14 × 5,794.04
  4. Step 4: Simplify right side
    18,942.02x = 164,655,839.89
  5. Step 5: Solve for x
    x = 164,655,839.89/18,942.02
  6. Step 6: Final answer
    x = 8,692.62

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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.