Home / 18,344.07-27,505.04-10,012.51

Finding the Fourth Proportional to 18,344.07, 27,505.04 and 10,012.51

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Solution

The fourth proportional to 18,344.07, 27,505.04 and 10,012.51 is: 15,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.07 : 27,505.04 = 10,012.51 : x
  2. Step 2: Convert to fraction form
    18,344.07/27,505.04 = 10,012.51/x
  3. Step 3: Cross multiply
    18,344.07x = 27,505.04 × 10,012.51
  4. Step 4: Simplify right side
    18,344.07x = 275,394,472.37
  5. Step 5: Solve for x
    x = 275,394,472.37/18,344.07
  6. Step 6: Final answer
    x = 15,012.72

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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.