Home / 30,305.76-41,808.48-17,724.96

Finding the Fourth Proportional to 30,305.76, 41,808.48 and 17,724.96

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Solution

The fourth proportional to 30,305.76, 41,808.48 and 17,724.96 is: 24,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.76 : 41,808.48 = 17,724.96 : x
  2. Step 2: Convert to fraction form
    30,305.76/41,808.48 = 17,724.96/x
  3. Step 3: Cross multiply
    30,305.76x = 41,808.48 × 17,724.96
  4. Step 4: Simplify right side
    30,305.76x = 741,053,635.66
  5. Step 5: Solve for x
    x = 741,053,635.66/30,305.76
  6. Step 6: Final answer
    x = 24,452.57

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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.