Home / 27,828.48-41,742.66-7,051.92

Finding the Fourth Proportional to 27,828.48, 41,742.66 and 7,051.92

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Solution

The fourth proportional to 27,828.48, 41,742.66 and 7,051.92 is: 10,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.48 : 41,742.66 = 7,051.92 : x
  2. Step 2: Convert to fraction form
    27,828.48/41,742.66 = 7,051.92/x
  3. Step 3: Cross multiply
    27,828.48x = 41,742.66 × 7,051.92
  4. Step 4: Simplify right side
    27,828.48x = 294,365,898.91
  5. Step 5: Solve for x
    x = 294,365,898.91/27,828.48
  6. Step 6: Final answer
    x = 10,577.86

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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.