Home / 13,842.27-19,102.23-7,873.97

Finding the Fourth Proportional to 13,842.27, 19,102.23 and 7,873.97

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Solution

The fourth proportional to 13,842.27, 19,102.23 and 7,873.97 is: 10,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.27 : 19,102.23 = 7,873.97 : x
  2. Step 2: Convert to fraction form
    13,842.27/19,102.23 = 7,873.97/x
  3. Step 3: Cross multiply
    13,842.27x = 19,102.23 × 7,873.97
  4. Step 4: Simplify right side
    13,842.27x = 150,410,290.44
  5. Step 5: Solve for x
    x = 150,410,290.44/13,842.27
  6. Step 6: Final answer
    x = 10,866.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.