Home / 14,299.38-21,446.64-5,529.60

Finding the Fourth Proportional to 14,299.38, 21,446.64 and 5,529.60

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Solution

The fourth proportional to 14,299.38, 21,446.64 and 5,529.60 is: 8,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.38 : 21,446.64 = 5,529.60 : x
  2. Step 2: Convert to fraction form
    14,299.38/21,446.64 = 5,529.60/x
  3. Step 3: Cross multiply
    14,299.38x = 21,446.64 × 5,529.60
  4. Step 4: Simplify right side
    14,299.38x = 118,591,340.54
  5. Step 5: Solve for x
    x = 118,591,340.54/14,299.38
  6. Step 6: Final answer
    x = 8,293.46

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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.