Home / 27,424.80-41,130.72-11,833.92

Finding the Fourth Proportional to 27,424.80, 41,130.72 and 11,833.92

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Solution

The fourth proportional to 27,424.80, 41,130.72 and 11,833.92 is: 17,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.80 : 41,130.72 = 11,833.92 : x
  2. Step 2: Convert to fraction form
    27,424.80/41,130.72 = 11,833.92/x
  3. Step 3: Cross multiply
    27,424.80x = 41,130.72 × 11,833.92
  4. Step 4: Simplify right side
    27,424.80x = 486,737,650.02
  5. Step 5: Solve for x
    x = 486,737,650.02/27,424.80
  6. Step 6: Final answer
    x = 17,748.08

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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.