Home / 17,993.27-26,988.09-5,513.40

Finding the Fourth Proportional to 17,993.27, 26,988.09 and 5,513.40

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Solution

The fourth proportional to 17,993.27, 26,988.09 and 5,513.40 is: 8,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.27 : 26,988.09 = 5,513.40 : x
  2. Step 2: Convert to fraction form
    17,993.27/26,988.09 = 5,513.40/x
  3. Step 3: Cross multiply
    17,993.27x = 26,988.09 × 5,513.40
  4. Step 4: Simplify right side
    17,993.27x = 148,796,114.73
  5. Step 5: Solve for x
    x = 148,796,114.73/17,993.27
  6. Step 6: Final answer
    x = 8,269.54

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1.5x scale

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.