Home / 17,333.36-23,914.45-13,687.83

Finding the Fourth Proportional to 17,333.36, 23,914.45 and 13,687.83

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Solution

The fourth proportional to 17,333.36, 23,914.45 and 13,687.83 is: 18,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,333.36 : 23,914.45 = 13,687.83 : x
  2. Step 2: Convert to fraction form
    17,333.36/23,914.45 = 13,687.83/x
  3. Step 3: Cross multiply
    17,333.36x = 23,914.45 × 13,687.83
  4. Step 4: Simplify right side
    17,333.36x = 327,336,926.14
  5. Step 5: Solve for x
    x = 327,336,926.14/17,333.36
  6. Step 6: Final answer
    x = 18,884.79

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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.