Home / 28,033.66-42,050.48-19,241.92

Finding the Fourth Proportional to 28,033.66, 42,050.48 and 19,241.92

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Solution

The fourth proportional to 28,033.66, 42,050.48 and 19,241.92 is: 28,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033.66 : 42,050.48 = 19,241.92 : x
  2. Step 2: Convert to fraction form
    28,033.66/42,050.48 = 19,241.92/x
  3. Step 3: Cross multiply
    28,033.66x = 42,050.48 × 19,241.92
  4. Step 4: Simplify right side
    28,033.66x = 809,131,842.94
  5. Step 5: Solve for x
    x = 809,131,842.94/28,033.66
  6. Step 6: Final answer
    x = 28,862.87

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Double scale
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Similar ratio
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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.