Home / 14,096.80-19,449.20-8,127.70

Finding the Fourth Proportional to 14,096.80, 19,449.20 and 8,127.70

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Solution

The fourth proportional to 14,096.80, 19,449.20 and 8,127.70 is: 11,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096.80 : 19,449.20 = 8,127.70 : x
  2. Step 2: Convert to fraction form
    14,096.80/19,449.20 = 8,127.70/x
  3. Step 3: Cross multiply
    14,096.80x = 19,449.20 × 8,127.70
  4. Step 4: Simplify right side
    14,096.80x = 158,077,262.84
  5. Step 5: Solve for x
    x = 158,077,262.84/14,096.80
  6. Step 6: Final answer
    x = 11,213.70

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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.