Home / 13,994.32-19,310.45-8,329.33

Finding the Fourth Proportional to 13,994.32, 19,310.45 and 8,329.33

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Solution

The fourth proportional to 13,994.32, 19,310.45 and 8,329.33 is: 11,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.32 : 19,310.45 = 8,329.33 : x
  2. Step 2: Convert to fraction form
    13,994.32/19,310.45 = 8,329.33/x
  3. Step 3: Cross multiply
    13,994.32x = 19,310.45 × 8,329.33
  4. Step 4: Simplify right side
    13,994.32x = 160,843,139.84
  5. Step 5: Solve for x
    x = 160,843,139.84/13,994.32
  6. Step 6: Final answer
    x = 11,493.46

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Similar ratio
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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.