Home / 15,556.26-21,467.52-8,482.62

Finding the Fourth Proportional to 15,556.26, 21,467.52 and 8,482.62

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Solution

The fourth proportional to 15,556.26, 21,467.52 and 8,482.62 is: 11,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.26 : 21,467.52 = 8,482.62 : x
  2. Step 2: Convert to fraction form
    15,556.26/21,467.52 = 8,482.62/x
  3. Step 3: Cross multiply
    15,556.26x = 21,467.52 × 8,482.62
  4. Step 4: Simplify right side
    15,556.26x = 182,100,814.50
  5. Step 5: Solve for x
    x = 182,100,814.50/15,556.26
  6. Step 6: Final answer
    x = 11,705.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.