Home / 18,794.99-28,192.94-6,315.19

Finding the Fourth Proportional to 18,794.99, 28,192.94 and 6,315.19

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Solution

The fourth proportional to 18,794.99, 28,192.94 and 6,315.19 is: 9,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.99 : 28,192.94 = 6,315.19 : x
  2. Step 2: Convert to fraction form
    18,794.99/28,192.94 = 6,315.19/x
  3. Step 3: Cross multiply
    18,794.99x = 28,192.94 × 6,315.19
  4. Step 4: Simplify right side
    18,794.99x = 178,043,755.91
  5. Step 5: Solve for x
    x = 178,043,755.91/18,794.99
  6. Step 6: Final answer
    x = 9,472.94

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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.