Home / 19,388.27-26,755.57-11,004.23

Finding the Fourth Proportional to 19,388.27, 26,755.57 and 11,004.23

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Solution

The fourth proportional to 19,388.27, 26,755.57 and 11,004.23 is: 15,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388.27 : 26,755.57 = 11,004.23 : x
  2. Step 2: Convert to fraction form
    19,388.27/26,755.57 = 11,004.23/x
  3. Step 3: Cross multiply
    19,388.27x = 26,755.57 × 11,004.23
  4. Step 4: Simplify right side
    19,388.27x = 294,424,446.06
  5. Step 5: Solve for x
    x = 294,424,446.06/19,388.27
  6. Step 6: Final answer
    x = 15,185.70

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1.5x scale

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.