Home / 27,742.88-41,624.81-16,657.28

Finding the Fourth Proportional to 27,742.88, 41,624.81 and 16,657.28

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Solution

The fourth proportional to 27,742.88, 41,624.81 and 16,657.28 is: 24,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.88 : 41,624.81 = 16,657.28 : x
  2. Step 2: Convert to fraction form
    27,742.88/41,624.81 = 16,657.28/x
  3. Step 3: Cross multiply
    27,742.88x = 41,624.81 × 16,657.28
  4. Step 4: Simplify right side
    27,742.88x = 693,356,042.26
  5. Step 5: Solve for x
    x = 693,356,042.26/27,742.88
  6. Step 6: Final answer
    x = 24,992.21

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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.