Home / 13,634.08-20,456.92-7,064.88

Finding the Fourth Proportional to 13,634.08, 20,456.92 and 7,064.88

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Solution

The fourth proportional to 13,634.08, 20,456.92 and 7,064.88 is: 10,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634.08 : 20,456.92 = 7,064.88 : x
  2. Step 2: Convert to fraction form
    13,634.08/20,456.92 = 7,064.88/x
  3. Step 3: Cross multiply
    13,634.08x = 20,456.92 × 7,064.88
  4. Step 4: Simplify right side
    13,634.08x = 144,525,684.97
  5. Step 5: Solve for x
    x = 144,525,684.97/13,634.08
  6. Step 6: Final answer
    x = 10,600.33

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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.