Home / 13,468.14-20,179.93-6,885.27

Finding the Fourth Proportional to 13,468.14, 20,179.93 and 6,885.27

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Solution

The fourth proportional to 13,468.14, 20,179.93 and 6,885.27 is: 10,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.14 : 20,179.93 = 6,885.27 : x
  2. Step 2: Convert to fraction form
    13,468.14/20,179.93 = 6,885.27/x
  3. Step 3: Cross multiply
    13,468.14x = 20,179.93 × 6,885.27
  4. Step 4: Simplify right side
    13,468.14x = 138,944,266.63
  5. Step 5: Solve for x
    x = 138,944,266.63/13,468.14
  6. Step 6: Final answer
    x = 10,316.51

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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.