Home / 38,273.96-57,416.88-19,543.86

Finding the Fourth Proportional to 38,273.96, 57,416.88 and 19,543.86

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Solution

The fourth proportional to 38,273.96, 57,416.88 and 19,543.86 is: 29,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.96 : 57,416.88 = 19,543.86 : x
  2. Step 2: Convert to fraction form
    38,273.96/57,416.88 = 19,543.86/x
  3. Step 3: Cross multiply
    38,273.96x = 57,416.88 × 19,543.86
  4. Step 4: Simplify right side
    38,273.96x = 1,122,147,464.36
  5. Step 5: Solve for x
    x = 1,122,147,464.36/38,273.96
  6. Step 6: Final answer
    x = 29,318.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.