Home / 16,520.64-22,796.07-9,445.70

Finding the Fourth Proportional to 16,520.64, 22,796.07 and 9,445.70

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Solution

The fourth proportional to 16,520.64, 22,796.07 and 9,445.70 is: 13,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.64 : 22,796.07 = 9,445.70 : x
  2. Step 2: Convert to fraction form
    16,520.64/22,796.07 = 9,445.70/x
  3. Step 3: Cross multiply
    16,520.64x = 22,796.07 × 9,445.70
  4. Step 4: Simplify right side
    16,520.64x = 215,324,724.42
  5. Step 5: Solve for x
    x = 215,324,724.42/16,520.64
  6. Step 6: Final answer
    x = 13,033.68

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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.