Home / 25,636.80-38,200.32-22,842

Finding the Fourth Proportional to 25,636.80, 38,200.32 and 22,842

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Solution

The fourth proportional to 25,636.80, 38,200.32 and 22,842 is: 34,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.80 : 38,200.32 = 22,842 : x
  2. Step 2: Convert to fraction form
    25,636.80/38,200.32 = 22,842/x
  3. Step 3: Cross multiply
    25,636.80x = 38,200.32 × 22,842
  4. Step 4: Simplify right side
    25,636.80x = 872,571,709.44
  5. Step 5: Solve for x
    x = 872,571,709.44/25,636.80
  6. Step 6: Final answer
    x = 34,035.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.