Home / 19,270.27-26,597.26-11,715

Finding the Fourth Proportional to 19,270.27, 26,597.26 and 11,715

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Solution

The fourth proportional to 19,270.27, 26,597.26 and 11,715 is: 16,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.27 : 26,597.26 = 11,715 : x
  2. Step 2: Convert to fraction form
    19,270.27/26,597.26 = 11,715/x
  3. Step 3: Cross multiply
    19,270.27x = 26,597.26 × 11,715
  4. Step 4: Simplify right side
    19,270.27x = 311,586,930.19
  5. Step 5: Solve for x
    x = 311,586,930.19/19,270.27
  6. Step 6: Final answer
    x = 16,169.31

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Why These Related Problems?

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