Home / 14,481.66-21,720.19-5,595.67

Finding the Fourth Proportional to 14,481.66, 21,720.19 and 5,595.67

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Solution

The fourth proportional to 14,481.66, 21,720.19 and 5,595.67 is: 8,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481.66 : 21,720.19 = 5,595.67 : x
  2. Step 2: Convert to fraction form
    14,481.66/21,720.19 = 5,595.67/x
  3. Step 3: Cross multiply
    14,481.66x = 21,720.19 × 5,595.67
  4. Step 4: Simplify right side
    14,481.66x = 121,539,015.58
  5. Step 5: Solve for x
    x = 121,539,015.58/14,481.66
  6. Step 6: Final answer
    x = 8,392.62

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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.