Home / 35,458.56-53,190.36-14,388.48

Finding the Fourth Proportional to 35,458.56, 53,190.36 and 14,388.48

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Solution

The fourth proportional to 35,458.56, 53,190.36 and 14,388.48 is: 21,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.56 : 53,190.36 = 14,388.48 : x
  2. Step 2: Convert to fraction form
    35,458.56/53,190.36 = 14,388.48/x
  3. Step 3: Cross multiply
    35,458.56x = 53,190.36 × 14,388.48
  4. Step 4: Simplify right side
    35,458.56x = 765,328,431.05
  5. Step 5: Solve for x
    x = 765,328,431.05/35,458.56
  6. Step 6: Final answer
    x = 21,583.74

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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.