Home / 38,584.64-53,246.32-21,589.44

Finding the Fourth Proportional to 38,584.64, 53,246.32 and 21,589.44

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Solution

The fourth proportional to 38,584.64, 53,246.32 and 21,589.44 is: 29,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.64 : 53,246.32 = 21,589.44 : x
  2. Step 2: Convert to fraction form
    38,584.64/53,246.32 = 21,589.44/x
  3. Step 3: Cross multiply
    38,584.64x = 53,246.32 × 21,589.44
  4. Step 4: Simplify right side
    38,584.64x = 1,149,558,230.86
  5. Step 5: Solve for x
    x = 1,149,558,230.86/38,584.64
  6. Step 6: Final answer
    x = 29,793.16

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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.