Home / 55,197.90-82,755.63-17,736.62

Finding the Fourth Proportional to 55,197.90, 82,755.63 and 17,736.62

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Solution

The fourth proportional to 55,197.90, 82,755.63 and 17,736.62 is: 26,591.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.90 : 82,755.63 = 17,736.62 : x
  2. Step 2: Convert to fraction form
    55,197.90/82,755.63 = 17,736.62/x
  3. Step 3: Cross multiply
    55,197.90x = 82,755.63 × 17,736.62
  4. Step 4: Simplify right side
    55,197.90x = 1,467,804,748.39
  5. Step 5: Solve for x
    x = 1,467,804,748.39/55,197.90
  6. Step 6: Final answer
    x = 26,591.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.