Home / 19,958.39-27,542.58-11,461.07

Finding the Fourth Proportional to 19,958.39, 27,542.58 and 11,461.07

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Solution

The fourth proportional to 19,958.39, 27,542.58 and 11,461.07 is: 15,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.39 : 27,542.58 = 11,461.07 : x
  2. Step 2: Convert to fraction form
    19,958.39/27,542.58 = 11,461.07/x
  3. Step 3: Cross multiply
    19,958.39x = 27,542.58 × 11,461.07
  4. Step 4: Simplify right side
    19,958.39x = 315,667,437.36
  5. Step 5: Solve for x
    x = 315,667,437.36/19,958.39
  6. Step 6: Final answer
    x = 15,816.28

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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.