Home / 35,147.21-52,595.66-28,172.03

Finding the Fourth Proportional to 35,147.21, 52,595.66 and 28,172.03

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Solution

The fourth proportional to 35,147.21, 52,595.66 and 28,172.03 is: 42,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.21 : 52,595.66 = 28,172.03 : x
  2. Step 2: Convert to fraction form
    35,147.21/52,595.66 = 28,172.03/x
  3. Step 3: Cross multiply
    35,147.21x = 52,595.66 × 28,172.03
  4. Step 4: Simplify right side
    35,147.21x = 1,481,726,318.84
  5. Step 5: Solve for x
    x = 1,481,726,318.84/35,147.21
  6. Step 6: Final answer
    x = 42,157.73

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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.