Home / 38,732.55-58,109.82-20,022.75

Finding the Fourth Proportional to 38,732.55, 58,109.82 and 20,022.75

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Solution

The fourth proportional to 38,732.55, 58,109.82 and 20,022.75 is: 30,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,732.55 : 58,109.82 = 20,022.75 : x
  2. Step 2: Convert to fraction form
    38,732.55/58,109.82 = 20,022.75/x
  3. Step 3: Cross multiply
    38,732.55x = 58,109.82 × 20,022.75
  4. Step 4: Simplify right side
    38,732.55x = 1,163,518,398.41
  5. Step 5: Solve for x
    x = 1,163,518,398.41/38,732.55
  6. Step 6: Final answer
    x = 30,039.81

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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.