Home / 19,581.82-27,022.93-10,629.32

Finding the Fourth Proportional to 19,581.82, 27,022.93 and 10,629.32

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Solution

The fourth proportional to 19,581.82, 27,022.93 and 10,629.32 is: 14,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.82 : 27,022.93 = 10,629.32 : x
  2. Step 2: Convert to fraction form
    19,581.82/27,022.93 = 10,629.32/x
  3. Step 3: Cross multiply
    19,581.82x = 27,022.93 × 10,629.32
  4. Step 4: Simplify right side
    19,581.82x = 287,235,208.62
  5. Step 5: Solve for x
    x = 287,235,208.62/19,581.82
  6. Step 6: Final answer
    x = 14,668.47

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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.