Home / 19,690.44-27,173.32-10,738.32

Finding the Fourth Proportional to 19,690.44, 27,173.32 and 10,738.32

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Solution

The fourth proportional to 19,690.44, 27,173.32 and 10,738.32 is: 14,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.44 : 27,173.32 = 10,738.32 : x
  2. Step 2: Convert to fraction form
    19,690.44/27,173.32 = 10,738.32/x
  3. Step 3: Cross multiply
    19,690.44x = 27,173.32 × 10,738.32
  4. Step 4: Simplify right side
    19,690.44x = 291,795,805.62
  5. Step 5: Solve for x
    x = 291,795,805.62/19,690.44
  6. Step 6: Final answer
    x = 14,819.16

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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.