Home / 26,543.94-36,618.39-17,115.54

Finding the Fourth Proportional to 26,543.94, 36,618.39 and 17,115.54

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Solution

The fourth proportional to 26,543.94, 36,618.39 and 17,115.54 is: 23,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,543.94 : 36,618.39 = 17,115.54 : x
  2. Step 2: Convert to fraction form
    26,543.94/36,618.39 = 17,115.54/x
  3. Step 3: Cross multiply
    26,543.94x = 36,618.39 × 17,115.54
  4. Step 4: Simplify right side
    26,543.94x = 626,743,518.78
  5. Step 5: Solve for x
    x = 626,743,518.78/26,543.94
  6. Step 6: Final answer
    x = 23,611.55

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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.