Home / 30,261.60-41,760.16-16,832.16

Finding the Fourth Proportional to 30,261.60, 41,760.16 and 16,832.16

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Solution

The fourth proportional to 30,261.60, 41,760.16 and 16,832.16 is: 23,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.60 : 41,760.16 = 16,832.16 : x
  2. Step 2: Convert to fraction form
    30,261.60/41,760.16 = 16,832.16/x
  3. Step 3: Cross multiply
    30,261.60x = 41,760.16 × 16,832.16
  4. Step 4: Simplify right side
    30,261.60x = 702,913,694.75
  5. Step 5: Solve for x
    x = 702,913,694.75/30,261.60
  6. Step 6: Final answer
    x = 23,227.91

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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.