Home / 35,448.31-53,146.11-15,454.03

Finding the Fourth Proportional to 35,448.31, 53,146.11 and 15,454.03

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Solution

The fourth proportional to 35,448.31, 53,146.11 and 15,454.03 is: 23,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448.31 : 53,146.11 = 15,454.03 : x
  2. Step 2: Convert to fraction form
    35,448.31/53,146.11 = 15,454.03/x
  3. Step 3: Cross multiply
    35,448.31x = 53,146.11 × 15,454.03
  4. Step 4: Simplify right side
    35,448.31x = 821,321,578.32
  5. Step 5: Solve for x
    x = 821,321,578.32/35,448.31
  6. Step 6: Final answer
    x = 23,169.56

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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.