Home / 28,150.22-38,847.87-15,575.18

Finding the Fourth Proportional to 28,150.22, 38,847.87 and 15,575.18

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Solution

The fourth proportional to 28,150.22, 38,847.87 and 15,575.18 is: 21,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,150.22 : 38,847.87 = 15,575.18 : x
  2. Step 2: Convert to fraction form
    28,150.22/38,847.87 = 15,575.18/x
  3. Step 3: Cross multiply
    28,150.22x = 38,847.87 × 15,575.18
  4. Step 4: Simplify right side
    28,150.22x = 605,062,567.87
  5. Step 5: Solve for x
    x = 605,062,567.87/28,150.22
  6. Step 6: Final answer
    x = 21,494.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.