Home / 19,261.35-26,583.93-11,193.75

Finding the Fourth Proportional to 19,261.35, 26,583.93 and 11,193.75

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Solution

The fourth proportional to 19,261.35, 26,583.93 and 11,193.75 is: 15,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.35 : 26,583.93 = 11,193.75 : x
  2. Step 2: Convert to fraction form
    19,261.35/26,583.93 = 11,193.75/x
  3. Step 3: Cross multiply
    19,261.35x = 26,583.93 × 11,193.75
  4. Step 4: Simplify right side
    19,261.35x = 297,573,866.44
  5. Step 5: Solve for x
    x = 297,573,866.44/19,261.35
  6. Step 6: Final answer
    x = 15,449.27

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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.