Home / 19,519.92-26,926.56-11,554.38

Finding the Fourth Proportional to 19,519.92, 26,926.56 and 11,554.38

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Solution

The fourth proportional to 19,519.92, 26,926.56 and 11,554.38 is: 15,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.92 : 26,926.56 = 11,554.38 : x
  2. Step 2: Convert to fraction form
    19,519.92/26,926.56 = 11,554.38/x
  3. Step 3: Cross multiply
    19,519.92x = 26,926.56 × 11,554.38
  4. Step 4: Simplify right side
    19,519.92x = 311,119,706.33
  5. Step 5: Solve for x
    x = 311,119,706.33/19,519.92
  6. Step 6: Final answer
    x = 15,938.57

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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.