Home / 36,887.76-50,906.52-20,973.66

Finding the Fourth Proportional to 36,887.76, 50,906.52 and 20,973.66

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Solution

The fourth proportional to 36,887.76, 50,906.52 and 20,973.66 is: 28,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,887.76 : 50,906.52 = 20,973.66 : x
  2. Step 2: Convert to fraction form
    36,887.76/50,906.52 = 20,973.66/x
  3. Step 3: Cross multiply
    36,887.76x = 50,906.52 × 20,973.66
  4. Step 4: Simplify right side
    36,887.76x = 1,067,696,042.26
  5. Step 5: Solve for x
    x = 1,067,696,042.26/36,887.76
  6. Step 6: Final answer
    x = 28,944.45

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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.