Home / 19,963.92-27,548.68-11,011.76

Finding the Fourth Proportional to 19,963.92, 27,548.68 and 11,011.76

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Solution

The fourth proportional to 19,963.92, 27,548.68 and 11,011.76 is: 15,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.92 : 27,548.68 = 11,011.76 : x
  2. Step 2: Convert to fraction form
    19,963.92/27,548.68 = 11,011.76/x
  3. Step 3: Cross multiply
    19,963.92x = 27,548.68 × 11,011.76
  4. Step 4: Simplify right side
    19,963.92x = 303,359,452.48
  5. Step 5: Solve for x
    x = 303,359,452.48/19,963.92
  6. Step 6: Final answer
    x = 15,195.39

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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.