Home / 15,418.12-23,108.30-6,634.44

Finding the Fourth Proportional to 15,418.12, 23,108.30 and 6,634.44

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Solution

The fourth proportional to 15,418.12, 23,108.30 and 6,634.44 is: 9,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418.12 : 23,108.30 = 6,634.44 : x
  2. Step 2: Convert to fraction form
    15,418.12/23,108.30 = 6,634.44/x
  3. Step 3: Cross multiply
    15,418.12x = 23,108.30 × 6,634.44
  4. Step 4: Simplify right side
    15,418.12x = 153,310,629.85
  5. Step 5: Solve for x
    x = 153,310,629.85/15,418.12
  6. Step 6: Final answer
    x = 9,943.54

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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.