Home / 19,123.22-26,388.48-10,625.60

Finding the Fourth Proportional to 19,123.22, 26,388.48 and 10,625.60

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Solution

The fourth proportional to 19,123.22, 26,388.48 and 10,625.60 is: 14,662.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123.22 : 26,388.48 = 10,625.60 : x
  2. Step 2: Convert to fraction form
    19,123.22/26,388.48 = 10,625.60/x
  3. Step 3: Cross multiply
    19,123.22x = 26,388.48 × 10,625.60
  4. Step 4: Simplify right side
    19,123.22x = 280,393,433.09
  5. Step 5: Solve for x
    x = 280,393,433.09/19,123.22
  6. Step 6: Final answer
    x = 14,662.46

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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.