Home / 26,185.88-36,126.42-18,629.84

Finding the Fourth Proportional to 26,185.88, 36,126.42 and 18,629.84

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Solution

The fourth proportional to 26,185.88, 36,126.42 and 18,629.84 is: 25,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.88 : 36,126.42 = 18,629.84 : x
  2. Step 2: Convert to fraction form
    26,185.88/36,126.42 = 18,629.84/x
  3. Step 3: Cross multiply
    26,185.88x = 36,126.42 × 18,629.84
  4. Step 4: Simplify right side
    26,185.88x = 673,029,424.37
  5. Step 5: Solve for x
    x = 673,029,424.37/26,185.88
  6. Step 6: Final answer
    x = 25,702.00

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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.