Home / 26,400.52-39,615.36-10,814.50

Finding the Fourth Proportional to 26,400.52, 39,615.36 and 10,814.50

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Solution

The fourth proportional to 26,400.52, 39,615.36 and 10,814.50 is: 16,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.52 : 39,615.36 = 10,814.50 : x
  2. Step 2: Convert to fraction form
    26,400.52/39,615.36 = 10,814.50/x
  3. Step 3: Cross multiply
    26,400.52x = 39,615.36 × 10,814.50
  4. Step 4: Simplify right side
    26,400.52x = 428,420,310.72
  5. Step 5: Solve for x
    x = 428,420,310.72/26,400.52
  6. Step 6: Final answer
    x = 16,227.72

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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.