Home / 26,121.39-36,076.89-17,658.44

Finding the Fourth Proportional to 26,121.39, 36,076.89 and 17,658.44

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Solution

The fourth proportional to 26,121.39, 36,076.89 and 17,658.44 is: 24,388.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,121.39 : 36,076.89 = 17,658.44 : x
  2. Step 2: Convert to fraction form
    26,121.39/36,076.89 = 17,658.44/x
  3. Step 3: Cross multiply
    26,121.39x = 36,076.89 × 17,658.44
  4. Step 4: Simplify right side
    26,121.39x = 637,061,597.45
  5. Step 5: Solve for x
    x = 637,061,597.45/26,121.39
  6. Step 6: Final answer
    x = 24,388.50

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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.