Home / 27,417.80-41,126.70-11,835.43

Finding the Fourth Proportional to 27,417.80, 41,126.70 and 11,835.43

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Solution

The fourth proportional to 27,417.80, 41,126.70 and 11,835.43 is: 17,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417.80 : 41,126.70 = 11,835.43 : x
  2. Step 2: Convert to fraction form
    27,417.80/41,126.70 = 11,835.43/x
  3. Step 3: Cross multiply
    27,417.80x = 41,126.70 × 11,835.43
  4. Step 4: Simplify right side
    27,417.80x = 486,752,178.98
  5. Step 5: Solve for x
    x = 486,752,178.98/27,417.80
  6. Step 6: Final answer
    x = 17,753.15

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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.