Home / 25,414.84-35,105.91-19,519.36

Finding the Fourth Proportional to 25,414.84, 35,105.91 and 19,519.36

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Solution

The fourth proportional to 25,414.84, 35,105.91 and 19,519.36 is: 26,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.84 : 35,105.91 = 19,519.36 : x
  2. Step 2: Convert to fraction form
    25,414.84/35,105.91 = 19,519.36/x
  3. Step 3: Cross multiply
    25,414.84x = 35,105.91 × 19,519.36
  4. Step 4: Simplify right side
    25,414.84x = 685,244,895.42
  5. Step 5: Solve for x
    x = 685,244,895.42/25,414.84
  6. Step 6: Final answer
    x = 26,962.39

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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.