Home / 27,276.51-40,914.63-18,834.69

Finding the Fourth Proportional to 27,276.51, 40,914.63 and 18,834.69

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Solution

The fourth proportional to 27,276.51, 40,914.63 and 18,834.69 is: 28,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.51 : 40,914.63 = 18,834.69 : x
  2. Step 2: Convert to fraction form
    27,276.51/40,914.63 = 18,834.69/x
  3. Step 3: Cross multiply
    27,276.51x = 40,914.63 × 18,834.69
  4. Step 4: Simplify right side
    27,276.51x = 770,614,372.51
  5. Step 5: Solve for x
    x = 770,614,372.51/27,276.51
  6. Step 6: Final answer
    x = 28,251.94

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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.