Home / 13,101.14-18,074.22-8,063.84

Finding the Fourth Proportional to 13,101.14, 18,074.22 and 8,063.84

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Solution

The fourth proportional to 13,101.14, 18,074.22 and 8,063.84 is: 11,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.14 : 18,074.22 = 8,063.84 : x
  2. Step 2: Convert to fraction form
    13,101.14/18,074.22 = 8,063.84/x
  3. Step 3: Cross multiply
    13,101.14x = 18,074.22 × 8,063.84
  4. Step 4: Simplify right side
    13,101.14x = 145,747,618.20
  5. Step 5: Solve for x
    x = 145,747,618.20/13,101.14
  6. Step 6: Final answer
    x = 11,124.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.