Home / 19,326.96-26,676.46-11,371.75

Finding the Fourth Proportional to 19,326.96, 26,676.46 and 11,371.75

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Solution

The fourth proportional to 19,326.96, 26,676.46 and 11,371.75 is: 15,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.96 : 26,676.46 = 11,371.75 : x
  2. Step 2: Convert to fraction form
    19,326.96/26,676.46 = 11,371.75/x
  3. Step 3: Cross multiply
    19,326.96x = 26,676.46 × 11,371.75
  4. Step 4: Simplify right side
    19,326.96x = 303,358,034.01
  5. Step 5: Solve for x
    x = 303,358,034.01/19,326.96
  6. Step 6: Final answer
    x = 15,696.11

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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.