Home / 20,004.03-27,606.81-11,508.45

Finding the Fourth Proportional to 20,004.03, 27,606.81 and 11,508.45

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Solution

The fourth proportional to 20,004.03, 27,606.81 and 11,508.45 is: 15,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.03 : 27,606.81 = 11,508.45 : x
  2. Step 2: Convert to fraction form
    20,004.03/27,606.81 = 11,508.45/x
  3. Step 3: Cross multiply
    20,004.03x = 27,606.81 × 11,508.45
  4. Step 4: Simplify right side
    20,004.03x = 317,711,592.54
  5. Step 5: Solve for x
    x = 317,711,592.54/20,004.03
  6. Step 6: Final answer
    x = 15,882.38

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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.