Home / 27,374.25-41,064-12,587.31

Finding the Fourth Proportional to 27,374.25, 41,064 and 12,587.31

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Solution

The fourth proportional to 27,374.25, 41,064 and 12,587.31 is: 18,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.25 : 41,064 = 12,587.31 : x
  2. Step 2: Convert to fraction form
    27,374.25/41,064 = 12,587.31/x
  3. Step 3: Cross multiply
    27,374.25x = 41,064 × 12,587.31
  4. Step 4: Simplify right side
    27,374.25x = 516,885,297.84
  5. Step 5: Solve for x
    x = 516,885,297.84/27,374.25
  6. Step 6: Final answer
    x = 18,882.17

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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.