Home / 39,997.84-55,200.32-23,007.60

Finding the Fourth Proportional to 39,997.84, 55,200.32 and 23,007.60

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Solution

The fourth proportional to 39,997.84, 55,200.32 and 23,007.60 is: 31,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.84 : 55,200.32 = 23,007.60 : x
  2. Step 2: Convert to fraction form
    39,997.84/55,200.32 = 23,007.60/x
  3. Step 3: Cross multiply
    39,997.84x = 55,200.32 × 23,007.60
  4. Step 4: Simplify right side
    39,997.84x = 1,270,026,882.43
  5. Step 5: Solve for x
    x = 1,270,026,882.43/39,997.84
  6. Step 6: Final answer
    x = 31,752.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.