Home / 26,375.16-36,380.93-18,414.48

Finding the Fourth Proportional to 26,375.16, 36,380.93 and 18,414.48

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Solution

The fourth proportional to 26,375.16, 36,380.93 and 18,414.48 is: 25,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375.16 : 36,380.93 = 18,414.48 : x
  2. Step 2: Convert to fraction form
    26,375.16/36,380.93 = 18,414.48/x
  3. Step 3: Cross multiply
    26,375.16x = 36,380.93 × 18,414.48
  4. Step 4: Simplify right side
    26,375.16x = 669,935,815.79
  5. Step 5: Solve for x
    x = 669,935,815.79/26,375.16
  6. Step 6: Final answer
    x = 25,400.26

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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.