Home / 14,322.96-21,481.20-5,559.84

Finding the Fourth Proportional to 14,322.96, 21,481.20 and 5,559.84

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Solution

The fourth proportional to 14,322.96, 21,481.20 and 5,559.84 is: 8,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.96 : 21,481.20 = 5,559.84 : x
  2. Step 2: Convert to fraction form
    14,322.96/21,481.20 = 5,559.84/x
  3. Step 3: Cross multiply
    14,322.96x = 21,481.20 × 5,559.84
  4. Step 4: Simplify right side
    14,322.96x = 119,432,035.01
  5. Step 5: Solve for x
    x = 119,432,035.01/14,322.96
  6. Step 6: Final answer
    x = 8,338.50

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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.