Home / 27,102.60-40,673.34-11,531.16

Finding the Fourth Proportional to 27,102.60, 40,673.34 and 11,531.16

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Solution

The fourth proportional to 27,102.60, 40,673.34 and 11,531.16 is: 17,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.60 : 40,673.34 = 11,531.16 : x
  2. Step 2: Convert to fraction form
    27,102.60/40,673.34 = 11,531.16/x
  3. Step 3: Cross multiply
    27,102.60x = 40,673.34 × 11,531.16
  4. Step 4: Simplify right side
    27,102.60x = 469,010,791.27
  5. Step 5: Solve for x
    x = 469,010,791.27/27,102.60
  6. Step 6: Final answer
    x = 17,305.01

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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.