Home / 13,204.48-19,806.88-4,439.36

Finding the Fourth Proportional to 13,204.48, 19,806.88 and 4,439.36

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Solution

The fourth proportional to 13,204.48, 19,806.88 and 4,439.36 is: 6,659.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.48 : 19,806.88 = 4,439.36 : x
  2. Step 2: Convert to fraction form
    13,204.48/19,806.88 = 4,439.36/x
  3. Step 3: Cross multiply
    13,204.48x = 19,806.88 × 4,439.36
  4. Step 4: Simplify right side
    13,204.48x = 87,929,870.80
  5. Step 5: Solve for x
    x = 87,929,870.80/13,204.48
  6. Step 6: Final answer
    x = 6,659.09

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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.