Home / 19,216.94-26,519.59-10,719.79

Finding the Fourth Proportional to 19,216.94, 26,519.59 and 10,719.79

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Solution

The fourth proportional to 19,216.94, 26,519.59 and 10,719.79 is: 14,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.94 : 26,519.59 = 10,719.79 : x
  2. Step 2: Convert to fraction form
    19,216.94/26,519.59 = 10,719.79/x
  3. Step 3: Cross multiply
    19,216.94x = 26,519.59 × 10,719.79
  4. Step 4: Simplify right side
    19,216.94x = 284,284,249.49
  5. Step 5: Solve for x
    x = 284,284,249.49/19,216.94
  6. Step 6: Final answer
    x = 14,793.42

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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.