Home / 19,273.79-26,596.36-11,719.07

Finding the Fourth Proportional to 19,273.79, 26,596.36 and 11,719.07

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Solution

The fourth proportional to 19,273.79, 26,596.36 and 11,719.07 is: 16,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.79 : 26,596.36 = 11,719.07 : x
  2. Step 2: Convert to fraction form
    19,273.79/26,596.36 = 11,719.07/x
  3. Step 3: Cross multiply
    19,273.79x = 26,596.36 × 11,719.07
  4. Step 4: Simplify right side
    19,273.79x = 311,684,575.29
  5. Step 5: Solve for x
    x = 311,684,575.29/19,273.79
  6. Step 6: Final answer
    x = 16,171.42

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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.