Home / 18,180.96-27,276.36-6,495.12

Finding the Fourth Proportional to 18,180.96, 27,276.36 and 6,495.12

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Solution

The fourth proportional to 18,180.96, 27,276.36 and 6,495.12 is: 9,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.96 : 27,276.36 = 6,495.12 : x
  2. Step 2: Convert to fraction form
    18,180.96/27,276.36 = 6,495.12/x
  3. Step 3: Cross multiply
    18,180.96x = 27,276.36 × 6,495.12
  4. Step 4: Simplify right side
    18,180.96x = 177,163,231.36
  5. Step 5: Solve for x
    x = 177,163,231.36/18,180.96
  6. Step 6: Final answer
    x = 9,744.44

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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.