Home / 17,268.80-25,903.19-12,348.05

Finding the Fourth Proportional to 17,268.80, 25,903.19 and 12,348.05

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Solution

The fourth proportional to 17,268.80, 25,903.19 and 12,348.05 is: 18,522.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.80 : 25,903.19 = 12,348.05 : x
  2. Step 2: Convert to fraction form
    17,268.80/25,903.19 = 12,348.05/x
  3. Step 3: Cross multiply
    17,268.80x = 25,903.19 × 12,348.05
  4. Step 4: Simplify right side
    17,268.80x = 319,853,694.02
  5. Step 5: Solve for x
    x = 319,853,694.02/17,268.80
  6. Step 6: Final answer
    x = 18,522.06

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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.