Home / 26,519.49-36,590.67-15,912.54

Finding the Fourth Proportional to 26,519.49, 36,590.67 and 15,912.54

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Solution

The fourth proportional to 26,519.49, 36,590.67 and 15,912.54 is: 21,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,519.49 : 36,590.67 = 15,912.54 : x
  2. Step 2: Convert to fraction form
    26,519.49/36,590.67 = 15,912.54/x
  3. Step 3: Cross multiply
    26,519.49x = 36,590.67 × 15,912.54
  4. Step 4: Simplify right side
    26,519.49x = 582,250,500.00
  5. Step 5: Solve for x
    x = 582,250,500.00/26,519.49
  6. Step 6: Final answer
    x = 21,955.57

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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.