Home / 19,458.74-26,853.09-11,504.90

Finding the Fourth Proportional to 19,458.74, 26,853.09 and 11,504.90

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Solution

The fourth proportional to 19,458.74, 26,853.09 and 11,504.90 is: 15,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,458.74 : 26,853.09 = 11,504.90 : x
  2. Step 2: Convert to fraction form
    19,458.74/26,853.09 = 11,504.90/x
  3. Step 3: Cross multiply
    19,458.74x = 26,853.09 × 11,504.90
  4. Step 4: Simplify right side
    19,458.74x = 308,942,115.14
  5. Step 5: Solve for x
    x = 308,942,115.14/19,458.74
  6. Step 6: Final answer
    x = 15,876.78

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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.