Home / 27,261.96-40,879.60-11,248.52

Finding the Fourth Proportional to 27,261.96, 40,879.60 and 11,248.52

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Solution

The fourth proportional to 27,261.96, 40,879.60 and 11,248.52 is: 16,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,261.96 : 40,879.60 = 11,248.52 : x
  2. Step 2: Convert to fraction form
    27,261.96/40,879.60 = 11,248.52/x
  3. Step 3: Cross multiply
    27,261.96x = 40,879.60 × 11,248.52
  4. Step 4: Simplify right side
    27,261.96x = 459,834,998.19
  5. Step 5: Solve for x
    x = 459,834,998.19/27,261.96
  6. Step 6: Final answer
    x = 16,867.28

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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.