Home / 13,414.13-20,110.63-8,473.36

Finding the Fourth Proportional to 13,414.13, 20,110.63 and 8,473.36

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Solution

The fourth proportional to 13,414.13, 20,110.63 and 8,473.36 is: 12,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414.13 : 20,110.63 = 8,473.36 : x
  2. Step 2: Convert to fraction form
    13,414.13/20,110.63 = 8,473.36/x
  3. Step 3: Cross multiply
    13,414.13x = 20,110.63 × 8,473.36
  4. Step 4: Simplify right side
    13,414.13x = 170,404,589.95
  5. Step 5: Solve for x
    x = 170,404,589.95/13,414.13
  6. Step 6: Final answer
    x = 12,703.36

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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.