Home / 18,130.44-27,192.40-11,537.04

Finding the Fourth Proportional to 18,130.44, 27,192.40 and 11,537.04

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Solution

The fourth proportional to 18,130.44, 27,192.40 and 11,537.04 is: 17,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.44 : 27,192.40 = 11,537.04 : x
  2. Step 2: Convert to fraction form
    18,130.44/27,192.40 = 11,537.04/x
  3. Step 3: Cross multiply
    18,130.44x = 27,192.40 × 11,537.04
  4. Step 4: Simplify right side
    18,130.44x = 313,719,806.50
  5. Step 5: Solve for x
    x = 313,719,806.50/18,130.44
  6. Step 6: Final answer
    x = 17,303.49

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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.