Home / 38,685.52-53,383.44-22,766.86

Finding the Fourth Proportional to 38,685.52, 53,383.44 and 22,766.86

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Solution

The fourth proportional to 38,685.52, 53,383.44 and 22,766.86 is: 31,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,685.52 : 53,383.44 = 22,766.86 : x
  2. Step 2: Convert to fraction form
    38,685.52/53,383.44 = 22,766.86/x
  3. Step 3: Cross multiply
    38,685.52x = 53,383.44 × 22,766.86
  4. Step 4: Simplify right side
    38,685.52x = 1,215,373,304.80
  5. Step 5: Solve for x
    x = 1,215,373,304.80/38,685.52
  6. Step 6: Final answer
    x = 31,416.75

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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.