Home / 26,763.89-36,913.37-18,272.84

Finding the Fourth Proportional to 26,763.89, 36,913.37 and 18,272.84

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Solution

The fourth proportional to 26,763.89, 36,913.37 and 18,272.84 is: 25,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.89 : 36,913.37 = 18,272.84 : x
  2. Step 2: Convert to fraction form
    26,763.89/36,913.37 = 18,272.84/x
  3. Step 3: Cross multiply
    26,763.89x = 36,913.37 × 18,272.84
  4. Step 4: Simplify right side
    26,763.89x = 674,511,827.94
  5. Step 5: Solve for x
    x = 674,511,827.94/26,763.89
  6. Step 6: Final answer
    x = 25,202.31

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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.