Home / 19,687.67-27,168.58-10,735.27

Finding the Fourth Proportional to 19,687.67, 27,168.58 and 10,735.27

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Solution

The fourth proportional to 19,687.67, 27,168.58 and 10,735.27 is: 14,814.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687.67 : 27,168.58 = 10,735.27 : x
  2. Step 2: Convert to fraction form
    19,687.67/27,168.58 = 10,735.27/x
  3. Step 3: Cross multiply
    19,687.67x = 27,168.58 × 10,735.27
  4. Step 4: Simplify right side
    19,687.67x = 291,661,884.72
  5. Step 5: Solve for x
    x = 291,661,884.72/19,687.67
  6. Step 6: Final answer
    x = 14,814.44

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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.