Home / 19,165.88-26,449.78-10,668.54

Finding the Fourth Proportional to 19,165.88, 26,449.78 and 10,668.54

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Solution

The fourth proportional to 19,165.88, 26,449.78 and 10,668.54 is: 14,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.88 : 26,449.78 = 10,668.54 : x
  2. Step 2: Convert to fraction form
    19,165.88/26,449.78 = 10,668.54/x
  3. Step 3: Cross multiply
    19,165.88x = 26,449.78 × 10,668.54
  4. Step 4: Simplify right side
    19,165.88x = 282,180,467.05
  5. Step 5: Solve for x
    x = 282,180,467.05/19,165.88
  6. Step 6: Final answer
    x = 14,723.07

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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.