Home / 17,996.68-26,984.70-5,513.38

Finding the Fourth Proportional to 17,996.68, 26,984.70 and 5,513.38

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Solution

The fourth proportional to 17,996.68, 26,984.70 and 5,513.38 is: 8,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.68 : 26,984.70 = 5,513.38 : x
  2. Step 2: Convert to fraction form
    17,996.68/26,984.70 = 5,513.38/x
  3. Step 3: Cross multiply
    17,996.68x = 26,984.70 × 5,513.38
  4. Step 4: Simplify right side
    17,996.68x = 148,776,905.29
  5. Step 5: Solve for x
    x = 148,776,905.29/17,996.68
  6. Step 6: Final answer
    x = 8,266.91

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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.