Home / 36,585.72-50,490.54-20,664.36

Finding the Fourth Proportional to 36,585.72, 50,490.54 and 20,664.36

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Solution

The fourth proportional to 36,585.72, 50,490.54 and 20,664.36 is: 28,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.72 : 50,490.54 = 20,664.36 : x
  2. Step 2: Convert to fraction form
    36,585.72/50,490.54 = 20,664.36/x
  3. Step 3: Cross multiply
    36,585.72x = 50,490.54 × 20,664.36
  4. Step 4: Simplify right side
    36,585.72x = 1,043,354,695.15
  5. Step 5: Solve for x
    x = 1,043,354,695.15/36,585.72
  6. Step 6: Final answer
    x = 28,518.09

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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.