Home / 18,374.18-27,544.59-6,679.13

Finding the Fourth Proportional to 18,374.18, 27,544.59 and 6,679.13

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Solution

The fourth proportional to 18,374.18, 27,544.59 and 6,679.13 is: 10,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374.18 : 27,544.59 = 6,679.13 : x
  2. Step 2: Convert to fraction form
    18,374.18/27,544.59 = 6,679.13/x
  3. Step 3: Cross multiply
    18,374.18x = 27,544.59 × 6,679.13
  4. Step 4: Simplify right side
    18,374.18x = 183,973,759.68
  5. Step 5: Solve for x
    x = 183,973,759.68/18,374.18
  6. Step 6: Final answer
    x = 10,012.63

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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.