Home / 18,043.55-27,065.34-4,895.92

Finding the Fourth Proportional to 18,043.55, 27,065.34 and 4,895.92

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Solution

The fourth proportional to 18,043.55, 27,065.34 and 4,895.92 is: 7,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.55 : 27,065.34 = 4,895.92 : x
  2. Step 2: Convert to fraction form
    18,043.55/27,065.34 = 4,895.92/x
  3. Step 3: Cross multiply
    18,043.55x = 27,065.34 × 4,895.92
  4. Step 4: Simplify right side
    18,043.55x = 132,509,739.41
  5. Step 5: Solve for x
    x = 132,509,739.41/18,043.55
  6. Step 6: Final answer
    x = 7,343.88

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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.