Home / 26,878.34-37,071.93-18,922.82

Finding the Fourth Proportional to 26,878.34, 37,071.93 and 18,922.82

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Solution

The fourth proportional to 26,878.34, 37,071.93 and 18,922.82 is: 26,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.34 : 37,071.93 = 18,922.82 : x
  2. Step 2: Convert to fraction form
    26,878.34/37,071.93 = 18,922.82/x
  3. Step 3: Cross multiply
    26,878.34x = 37,071.93 × 18,922.82
  4. Step 4: Simplify right side
    26,878.34x = 701,505,458.44
  5. Step 5: Solve for x
    x = 701,505,458.44/26,878.34
  6. Step 6: Final answer
    x = 26,099.29

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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.