Home / 25,550.64-38,329.56-8,021.88

Finding the Fourth Proportional to 25,550.64, 38,329.56 and 8,021.88

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Solution

The fourth proportional to 25,550.64, 38,329.56 and 8,021.88 is: 12,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.64 : 38,329.56 = 8,021.88 : x
  2. Step 2: Convert to fraction form
    25,550.64/38,329.56 = 8,021.88/x
  3. Step 3: Cross multiply
    25,550.64x = 38,329.56 × 8,021.88
  4. Step 4: Simplify right side
    25,550.64x = 307,475,130.77
  5. Step 5: Solve for x
    x = 307,475,130.77/25,550.64
  6. Step 6: Final answer
    x = 12,033.95

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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.