Home / 35,447.31-53,144.61-15,453.03

Finding the Fourth Proportional to 35,447.31, 53,144.61 and 15,453.03

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Solution

The fourth proportional to 35,447.31, 53,144.61 and 15,453.03 is: 23,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.31 : 53,144.61 = 15,453.03 : x
  2. Step 2: Convert to fraction form
    35,447.31/53,144.61 = 15,453.03/x
  3. Step 3: Cross multiply
    35,447.31x = 53,144.61 × 15,453.03
  4. Step 4: Simplify right side
    35,447.31x = 821,245,252.67
  5. Step 5: Solve for x
    x = 821,245,252.67/35,447.31
  6. Step 6: Final answer
    x = 23,168.06

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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.