Home / 12,164.03-18,239.96-5,584.59

Finding the Fourth Proportional to 12,164.03, 18,239.96 and 5,584.59

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Solution

The fourth proportional to 12,164.03, 18,239.96 and 5,584.59 is: 8,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.03 : 18,239.96 = 5,584.59 : x
  2. Step 2: Convert to fraction form
    12,164.03/18,239.96 = 5,584.59/x
  3. Step 3: Cross multiply
    12,164.03x = 18,239.96 × 5,584.59
  4. Step 4: Simplify right side
    12,164.03x = 101,862,670.29
  5. Step 5: Solve for x
    x = 101,862,670.29/12,164.03
  6. Step 6: Final answer
    x = 8,374.09

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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.