Home / 39,997.60-55,193.91-22,092.45

Finding the Fourth Proportional to 39,997.60, 55,193.91 and 22,092.45

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Solution

The fourth proportional to 39,997.60, 55,193.91 and 22,092.45 is: 30,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.60 : 55,193.91 = 22,092.45 : x
  2. Step 2: Convert to fraction form
    39,997.60/55,193.91 = 22,092.45/x
  3. Step 3: Cross multiply
    39,997.60x = 55,193.91 × 22,092.45
  4. Step 4: Simplify right side
    39,997.60x = 1,219,368,407.16
  5. Step 5: Solve for x
    x = 1,219,368,407.16/39,997.60
  6. Step 6: Final answer
    x = 30,486.04

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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.