Home / 30,152.66-41,610.92-16,724.78

Finding the Fourth Proportional to 30,152.66, 41,610.92 and 16,724.78

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Solution

The fourth proportional to 30,152.66, 41,610.92 and 16,724.78 is: 23,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.66 : 41,610.92 = 16,724.78 : x
  2. Step 2: Convert to fraction form
    30,152.66/41,610.92 = 16,724.78/x
  3. Step 3: Cross multiply
    30,152.66x = 41,610.92 × 16,724.78
  4. Step 4: Simplify right side
    30,152.66x = 695,933,346.96
  5. Step 5: Solve for x
    x = 695,933,346.96/30,152.66
  6. Step 6: Final answer
    x = 23,080.33

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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.