Home / 18,289.44-27,409.86-6,591.42

Finding the Fourth Proportional to 18,289.44, 27,409.86 and 6,591.42

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Solution

The fourth proportional to 18,289.44, 27,409.86 and 6,591.42 is: 9,878.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.44 : 27,409.86 = 6,591.42 : x
  2. Step 2: Convert to fraction form
    18,289.44/27,409.86 = 6,591.42/x
  3. Step 3: Cross multiply
    18,289.44x = 27,409.86 × 6,591.42
  4. Step 4: Simplify right side
    18,289.44x = 180,669,899.40
  5. Step 5: Solve for x
    x = 180,669,899.40/18,289.44
  6. Step 6: Final answer
    x = 9,878.37

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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.