Home / 13,195.42-19,797.18-4,429.60

Finding the Fourth Proportional to 13,195.42, 19,797.18 and 4,429.60

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Solution

The fourth proportional to 13,195.42, 19,797.18 and 4,429.60 is: 6,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.42 : 19,797.18 = 4,429.60 : x
  2. Step 2: Convert to fraction form
    13,195.42/19,797.18 = 4,429.60/x
  3. Step 3: Cross multiply
    13,195.42x = 19,797.18 × 4,429.60
  4. Step 4: Simplify right side
    13,195.42x = 87,693,588.53
  5. Step 5: Solve for x
    x = 87,693,588.53/13,195.42
  6. Step 6: Final answer
    x = 6,645.76

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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.