Home / 18,694.23-28,016.55-10,784.27

Finding the Fourth Proportional to 18,694.23, 28,016.55 and 10,784.27

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Solution

The fourth proportional to 18,694.23, 28,016.55 and 10,784.27 is: 16,162.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.23 : 28,016.55 = 10,784.27 : x
  2. Step 2: Convert to fraction form
    18,694.23/28,016.55 = 10,784.27/x
  3. Step 3: Cross multiply
    18,694.23x = 28,016.55 × 10,784.27
  4. Step 4: Simplify right side
    18,694.23x = 302,137,899.59
  5. Step 5: Solve for x
    x = 302,137,899.59/18,694.23
  6. Step 6: Final answer
    x = 16,162.09

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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.