Home / 21,556.76-32,334.98-5,546.25

Finding the Fourth Proportional to 21,556.76, 32,334.98 and 5,546.25

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Solution

The fourth proportional to 21,556.76, 32,334.98 and 5,546.25 is: 8,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556.76 : 32,334.98 = 5,546.25 : x
  2. Step 2: Convert to fraction form
    21,556.76/32,334.98 = 5,546.25/x
  3. Step 3: Cross multiply
    21,556.76x = 32,334.98 × 5,546.25
  4. Step 4: Simplify right side
    21,556.76x = 179,337,855.09
  5. Step 5: Solve for x
    x = 179,337,855.09/21,556.76
  6. Step 6: Final answer
    x = 8,319.33

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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.