Home / 13,204.60-19,799.70-5,404.60

Finding the Fourth Proportional to 13,204.60, 19,799.70 and 5,404.60

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Solution

The fourth proportional to 13,204.60, 19,799.70 and 5,404.60 is: 8,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.60 : 19,799.70 = 5,404.60 : x
  2. Step 2: Convert to fraction form
    13,204.60/19,799.70 = 5,404.60/x
  3. Step 3: Cross multiply
    13,204.60x = 19,799.70 × 5,404.60
  4. Step 4: Simplify right side
    13,204.60x = 107,009,458.62
  5. Step 5: Solve for x
    x = 107,009,458.62/13,204.60
  6. Step 6: Final answer
    x = 8,103.95

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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.