Home / 17,984.14-24,837.48-13,689.39

Finding the Fourth Proportional to 17,984.14, 24,837.48 and 13,689.39

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Solution

The fourth proportional to 17,984.14, 24,837.48 and 13,689.39 is: 18,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.14 : 24,837.48 = 13,689.39 : x
  2. Step 2: Convert to fraction form
    17,984.14/24,837.48 = 13,689.39/x
  3. Step 3: Cross multiply
    17,984.14x = 24,837.48 × 13,689.39
  4. Step 4: Simplify right side
    17,984.14x = 340,009,791.93
  5. Step 5: Solve for x
    x = 340,009,791.93/17,984.14
  6. Step 6: Final answer
    x = 18,906.09

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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.