Home / 18,149.83-27,209.62-15,804.07

Finding the Fourth Proportional to 18,149.83, 27,209.62 and 15,804.07

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Solution

The fourth proportional to 18,149.83, 27,209.62 and 15,804.07 is: 23,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.83 : 27,209.62 = 15,804.07 : x
  2. Step 2: Convert to fraction form
    18,149.83/27,209.62 = 15,804.07/x
  3. Step 3: Cross multiply
    18,149.83x = 27,209.62 × 15,804.07
  4. Step 4: Simplify right side
    18,149.83x = 430,022,739.15
  5. Step 5: Solve for x
    x = 430,022,739.15/18,149.83
  6. Step 6: Final answer
    x = 23,692.93

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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.