Home / 19,586.81-27,029.43-11,090.52

Finding the Fourth Proportional to 19,586.81, 27,029.43 and 11,090.52

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Solution

The fourth proportional to 19,586.81, 27,029.43 and 11,090.52 is: 15,304.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.81 : 27,029.43 = 11,090.52 : x
  2. Step 2: Convert to fraction form
    19,586.81/27,029.43 = 11,090.52/x
  3. Step 3: Cross multiply
    19,586.81x = 27,029.43 × 11,090.52
  4. Step 4: Simplify right side
    19,586.81x = 299,770,434.00
  5. Step 5: Solve for x
    x = 299,770,434.00/19,586.81
  6. Step 6: Final answer
    x = 15,304.71

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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.