Home / 30,040.96-41,456.64-16,792.96

Finding the Fourth Proportional to 30,040.96, 41,456.64 and 16,792.96

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Solution

The fourth proportional to 30,040.96, 41,456.64 and 16,792.96 is: 23,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.96 : 41,456.64 = 16,792.96 : x
  2. Step 2: Convert to fraction form
    30,040.96/41,456.64 = 16,792.96/x
  3. Step 3: Cross multiply
    30,040.96x = 41,456.64 × 16,792.96
  4. Step 4: Simplify right side
    30,040.96x = 696,179,697.25
  5. Step 5: Solve for x
    x = 696,179,697.25/30,040.96
  6. Step 6: Final answer
    x = 23,174.35

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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.