Home / 13,823.22-19,074.37-7,853.22

Finding the Fourth Proportional to 13,823.22, 19,074.37 and 7,853.22

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Solution

The fourth proportional to 13,823.22, 19,074.37 and 7,853.22 is: 10,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.22 : 19,074.37 = 7,853.22 : x
  2. Step 2: Convert to fraction form
    13,823.22/19,074.37 = 7,853.22/x
  3. Step 3: Cross multiply
    13,823.22x = 19,074.37 × 7,853.22
  4. Step 4: Simplify right side
    13,823.22x = 149,795,089.33
  5. Step 5: Solve for x
    x = 149,795,089.33/13,823.22
  6. Step 6: Final answer
    x = 10,836.48

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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.