Home / 26,736.63-36,858.49-18,227.84

Finding the Fourth Proportional to 26,736.63, 36,858.49 and 18,227.84

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Solution

The fourth proportional to 26,736.63, 36,858.49 and 18,227.84 is: 25,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.63 : 36,858.49 = 18,227.84 : x
  2. Step 2: Convert to fraction form
    26,736.63/36,858.49 = 18,227.84/x
  3. Step 3: Cross multiply
    26,736.63x = 36,858.49 × 18,227.84
  4. Step 4: Simplify right side
    26,736.63x = 671,850,531.03
  5. Step 5: Solve for x
    x = 671,850,531.03/26,736.63
  6. Step 6: Final answer
    x = 25,128.47

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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.