Home / 14,514.60-21,804.30-13,963.80

Finding the Fourth Proportional to 14,514.60, 21,804.30 and 13,963.80

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Solution

The fourth proportional to 14,514.60, 21,804.30 and 13,963.80 is: 20,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.60 : 21,804.30 = 13,963.80 : x
  2. Step 2: Convert to fraction form
    14,514.60/21,804.30 = 13,963.80/x
  3. Step 3: Cross multiply
    14,514.60x = 21,804.30 × 13,963.80
  4. Step 4: Simplify right side
    14,514.60x = 304,470,884.34
  5. Step 5: Solve for x
    x = 304,470,884.34/14,514.60
  6. Step 6: Final answer
    x = 20,976.87

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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.