Home / 14,514.39-21,820.80-11,590.19

Finding the Fourth Proportional to 14,514.39, 21,820.80 and 11,590.19

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Solution

The fourth proportional to 14,514.39, 21,820.80 and 11,590.19 is: 17,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.39 : 21,820.80 = 11,590.19 : x
  2. Step 2: Convert to fraction form
    14,514.39/21,820.80 = 11,590.19/x
  3. Step 3: Cross multiply
    14,514.39x = 21,820.80 × 11,590.19
  4. Step 4: Simplify right side
    14,514.39x = 252,907,217.95
  5. Step 5: Solve for x
    x = 252,907,217.95/14,514.39
  6. Step 6: Final answer
    x = 17,424.58

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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.