Home / 19,219.41-26,522.82-10,722.09

Finding the Fourth Proportional to 19,219.41, 26,522.82 and 10,722.09

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Solution

The fourth proportional to 19,219.41, 26,522.82 and 10,722.09 is: 14,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.41 : 26,522.82 = 10,722.09 : x
  2. Step 2: Convert to fraction form
    19,219.41/26,522.82 = 10,722.09/x
  3. Step 3: Cross multiply
    19,219.41x = 26,522.82 × 10,722.09
  4. Step 4: Simplify right side
    19,219.41x = 284,380,063.09
  5. Step 5: Solve for x
    x = 284,380,063.09/19,219.41
  6. Step 6: Final answer
    x = 14,796.50

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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.