Home / 14,939.56-22,409.34-5,079.88

Finding the Fourth Proportional to 14,939.56, 22,409.34 and 5,079.88

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Solution

The fourth proportional to 14,939.56, 22,409.34 and 5,079.88 is: 7,619.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.56 : 22,409.34 = 5,079.88 : x
  2. Step 2: Convert to fraction form
    14,939.56/22,409.34 = 5,079.88/x
  3. Step 3: Cross multiply
    14,939.56x = 22,409.34 × 5,079.88
  4. Step 4: Simplify right side
    14,939.56x = 113,836,758.08
  5. Step 5: Solve for x
    x = 113,836,758.08/14,939.56
  6. Step 6: Final answer
    x = 7,619.82

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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.