Home / 19,473.24-26,873.61-11,919.42

Finding the Fourth Proportional to 19,473.24, 26,873.61 and 11,919.42

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Solution

The fourth proportional to 19,473.24, 26,873.61 and 11,919.42 is: 16,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.24 : 26,873.61 = 11,919.42 : x
  2. Step 2: Convert to fraction form
    19,473.24/26,873.61 = 11,919.42/x
  3. Step 3: Cross multiply
    19,473.24x = 26,873.61 × 11,919.42
  4. Step 4: Simplify right side
    19,473.24x = 320,317,844.51
  5. Step 5: Solve for x
    x = 320,317,844.51/19,473.24
  6. Step 6: Final answer
    x = 16,449.13

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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.