Home / 27,399.35-41,065.99-13,338.32

Finding the Fourth Proportional to 27,399.35, 41,065.99 and 13,338.32

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Solution

The fourth proportional to 27,399.35, 41,065.99 and 13,338.32 is: 19,991.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.35 : 41,065.99 = 13,338.32 : x
  2. Step 2: Convert to fraction form
    27,399.35/41,065.99 = 13,338.32/x
  3. Step 3: Cross multiply
    27,399.35x = 41,065.99 × 13,338.32
  4. Step 4: Simplify right side
    27,399.35x = 547,751,077.06
  5. Step 5: Solve for x
    x = 547,751,077.06/27,399.35
  6. Step 6: Final answer
    x = 19,991.39

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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.