Home / 17,995.32-26,992.98-5,515.38

Finding the Fourth Proportional to 17,995.32, 26,992.98 and 5,515.38

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Solution

The fourth proportional to 17,995.32, 26,992.98 and 5,515.38 is: 8,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,995.32 : 26,992.98 = 5,515.38 : x
  2. Step 2: Convert to fraction form
    17,995.32/26,992.98 = 5,515.38/x
  3. Step 3: Cross multiply
    17,995.32x = 26,992.98 × 5,515.38
  4. Step 4: Simplify right side
    17,995.32x = 148,876,542.03
  5. Step 5: Solve for x
    x = 148,876,542.03/17,995.32
  6. Step 6: Final answer
    x = 8,273.07

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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.