Home / 35,450.32-53,149.10-15,456.04

Finding the Fourth Proportional to 35,450.32, 53,149.10 and 15,456.04

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Solution

The fourth proportional to 35,450.32, 53,149.10 and 15,456.04 is: 23,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,450.32 : 53,149.10 = 15,456.04 : x
  2. Step 2: Convert to fraction form
    35,450.32/53,149.10 = 15,456.04/x
  3. Step 3: Cross multiply
    35,450.32x = 53,149.10 × 15,456.04
  4. Step 4: Simplify right side
    35,450.32x = 821,474,615.56
  5. Step 5: Solve for x
    x = 821,474,615.56/35,450.32
  6. Step 6: Final answer
    x = 23,172.56

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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.