Home / 28,525.68-42,755.60-15,350.37

Finding the Fourth Proportional to 28,525.68, 42,755.60 and 15,350.37

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Solution

The fourth proportional to 28,525.68, 42,755.60 and 15,350.37 is: 23,007.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,525.68 : 42,755.60 = 15,350.37 : x
  2. Step 2: Convert to fraction form
    28,525.68/42,755.60 = 15,350.37/x
  3. Step 3: Cross multiply
    28,525.68x = 42,755.60 × 15,350.37
  4. Step 4: Simplify right side
    28,525.68x = 656,314,202.82
  5. Step 5: Solve for x
    x = 656,314,202.82/28,525.68
  6. Step 6: Final answer
    x = 23,007.84

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1.5x scale

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.