Home / 18,850.67-28,272.36-5,699.96

Finding the Fourth Proportional to 18,850.67, 28,272.36 and 5,699.96

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Solution

The fourth proportional to 18,850.67, 28,272.36 and 5,699.96 is: 8,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.67 : 28,272.36 = 5,699.96 : x
  2. Step 2: Convert to fraction form
    18,850.67/28,272.36 = 5,699.96/x
  3. Step 3: Cross multiply
    18,850.67x = 28,272.36 × 5,699.96
  4. Step 4: Simplify right side
    18,850.67x = 161,151,321.11
  5. Step 5: Solve for x
    x = 161,151,321.11/18,850.67
  6. Step 6: Final answer
    x = 8,548.84

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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.