Home / 15,841.83-21,859.56-9,467.07

Finding the Fourth Proportional to 15,841.83, 21,859.56 and 9,467.07

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Solution

The fourth proportional to 15,841.83, 21,859.56 and 9,467.07 is: 13,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841.83 : 21,859.56 = 9,467.07 : x
  2. Step 2: Convert to fraction form
    15,841.83/21,859.56 = 9,467.07/x
  3. Step 3: Cross multiply
    15,841.83x = 21,859.56 × 9,467.07
  4. Step 4: Simplify right side
    15,841.83x = 206,945,984.69
  5. Step 5: Solve for x
    x = 206,945,984.69/15,841.83
  6. Step 6: Final answer
    x = 13,063.26

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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.