Home / 15,755.85-23,638.79-4,662.60

Finding the Fourth Proportional to 15,755.85, 23,638.79 and 4,662.60

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Solution

The fourth proportional to 15,755.85, 23,638.79 and 4,662.60 is: 6,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.85 : 23,638.79 = 4,662.60 : x
  2. Step 2: Convert to fraction form
    15,755.85/23,638.79 = 4,662.60/x
  3. Step 3: Cross multiply
    15,755.85x = 23,638.79 × 4,662.60
  4. Step 4: Simplify right side
    15,755.85x = 110,218,198.94
  5. Step 5: Solve for x
    x = 110,218,198.94/15,755.85
  6. Step 6: Final answer
    x = 6,995.38

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1.5x scale

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.