Home / 18,275.04-27,396.09-8,409.24

Finding the Fourth Proportional to 18,275.04, 27,396.09 and 8,409.24

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Solution

The fourth proportional to 18,275.04, 27,396.09 and 8,409.24 is: 12,606.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275.04 : 27,396.09 = 8,409.24 : x
  2. Step 2: Convert to fraction form
    18,275.04/27,396.09 = 8,409.24/x
  3. Step 3: Cross multiply
    18,275.04x = 27,396.09 × 8,409.24
  4. Step 4: Simplify right side
    18,275.04x = 230,380,295.87
  5. Step 5: Solve for x
    x = 230,380,295.87/18,275.04
  6. Step 6: Final answer
    x = 12,606.28

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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.