Home / 13,994.28-20,990.93-6,096.78

Finding the Fourth Proportional to 13,994.28, 20,990.93 and 6,096.78

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Solution

The fourth proportional to 13,994.28, 20,990.93 and 6,096.78 is: 9,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.28 : 20,990.93 = 6,096.78 : x
  2. Step 2: Convert to fraction form
    13,994.28/20,990.93 = 6,096.78/x
  3. Step 3: Cross multiply
    13,994.28x = 20,990.93 × 6,096.78
  4. Step 4: Simplify right side
    13,994.28x = 127,977,051.72
  5. Step 5: Solve for x
    x = 127,977,051.72/13,994.28
  6. Step 6: Final answer
    x = 9,144.95

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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.