Home / 14,418.24-21,629.94-9,934.20

Finding the Fourth Proportional to 14,418.24, 21,629.94 and 9,934.20

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Solution

The fourth proportional to 14,418.24, 21,629.94 and 9,934.20 is: 14,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.24 : 21,629.94 = 9,934.20 : x
  2. Step 2: Convert to fraction form
    14,418.24/21,629.94 = 9,934.20/x
  3. Step 3: Cross multiply
    14,418.24x = 21,629.94 × 9,934.20
  4. Step 4: Simplify right side
    14,418.24x = 214,876,149.95
  5. Step 5: Solve for x
    x = 214,876,149.95/14,418.24
  6. Step 6: Final answer
    x = 14,903.08

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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.