Home / 19,568.76-27,004.70-11,072.54

Finding the Fourth Proportional to 19,568.76, 27,004.70 and 11,072.54

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Solution

The fourth proportional to 19,568.76, 27,004.70 and 11,072.54 is: 15,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.76 : 27,004.70 = 11,072.54 : x
  2. Step 2: Convert to fraction form
    19,568.76/27,004.70 = 11,072.54/x
  3. Step 3: Cross multiply
    19,568.76x = 27,004.70 × 11,072.54
  4. Step 4: Simplify right side
    19,568.76x = 299,010,430.55
  5. Step 5: Solve for x
    x = 299,010,430.55/19,568.76
  6. Step 6: Final answer
    x = 15,279.99

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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.