Home / 38,570.96-53,227.04-21,575.44

Finding the Fourth Proportional to 38,570.96, 53,227.04 and 21,575.44

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Solution

The fourth proportional to 38,570.96, 53,227.04 and 21,575.44 is: 29,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.96 : 53,227.04 = 21,575.44 : x
  2. Step 2: Convert to fraction form
    38,570.96/53,227.04 = 21,575.44/x
  3. Step 3: Cross multiply
    38,570.96x = 53,227.04 × 21,575.44
  4. Step 4: Simplify right side
    38,570.96x = 1,148,396,807.90
  5. Step 5: Solve for x
    x = 1,148,396,807.90/38,570.96
  6. Step 6: Final answer
    x = 29,773.61

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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.