Home / 26,942.39-37,180.48-15,618.45

Finding the Fourth Proportional to 26,942.39, 37,180.48 and 15,618.45

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Solution

The fourth proportional to 26,942.39, 37,180.48 and 15,618.45 is: 21,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.39 : 37,180.48 = 15,618.45 : x
  2. Step 2: Convert to fraction form
    26,942.39/37,180.48 = 15,618.45/x
  3. Step 3: Cross multiply
    26,942.39x = 37,180.48 × 15,618.45
  4. Step 4: Simplify right side
    26,942.39x = 580,701,467.86
  5. Step 5: Solve for x
    x = 580,701,467.86/26,942.39
  6. Step 6: Final answer
    x = 21,553.45

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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.