Home / 19,216.50-28,828.32-6,736.26

Finding the Fourth Proportional to 19,216.50, 28,828.32 and 6,736.26

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Solution

The fourth proportional to 19,216.50, 28,828.32 and 6,736.26 is: 10,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.50 : 28,828.32 = 6,736.26 : x
  2. Step 2: Convert to fraction form
    19,216.50/28,828.32 = 6,736.26/x
  3. Step 3: Cross multiply
    19,216.50x = 28,828.32 × 6,736.26
  4. Step 4: Simplify right side
    19,216.50x = 194,195,058.88
  5. Step 5: Solve for x
    x = 194,195,058.88/19,216.50
  6. Step 6: Final answer
    x = 10,105.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.