Home / 17,157.27-25,709.45-11,588.79

Finding the Fourth Proportional to 17,157.27, 25,709.45 and 11,588.79

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Solution

The fourth proportional to 17,157.27, 25,709.45 and 11,588.79 is: 17,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.27 : 25,709.45 = 11,588.79 : x
  2. Step 2: Convert to fraction form
    17,157.27/25,709.45 = 11,588.79/x
  3. Step 3: Cross multiply
    17,157.27x = 25,709.45 × 11,588.79
  4. Step 4: Simplify right side
    17,157.27x = 297,941,359.12
  5. Step 5: Solve for x
    x = 297,941,359.12/17,157.27
  6. Step 6: Final answer
    x = 17,365.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.