Home / 12,633.25-18,949.82-9,862.24

Finding the Fourth Proportional to 12,633.25, 18,949.82 and 9,862.24

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Solution

The fourth proportional to 12,633.25, 18,949.82 and 9,862.24 is: 14,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.25 : 18,949.82 = 9,862.24 : x
  2. Step 2: Convert to fraction form
    12,633.25/18,949.82 = 9,862.24/x
  3. Step 3: Cross multiply
    12,633.25x = 18,949.82 × 9,862.24
  4. Step 4: Simplify right side
    12,633.25x = 186,887,613.09
  5. Step 5: Solve for x
    x = 186,887,613.09/12,633.25
  6. Step 6: Final answer
    x = 14,793.32

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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.