Home / 17,324.80-23,909.12-9,872.64

Finding the Fourth Proportional to 17,324.80, 23,909.12 and 9,872.64

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Solution

The fourth proportional to 17,324.80, 23,909.12 and 9,872.64 is: 13,624.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.80 : 23,909.12 = 9,872.64 : x
  2. Step 2: Convert to fraction form
    17,324.80/23,909.12 = 9,872.64/x
  3. Step 3: Cross multiply
    17,324.80x = 23,909.12 × 9,872.64
  4. Step 4: Simplify right side
    17,324.80x = 236,046,134.48
  5. Step 5: Solve for x
    x = 236,046,134.48/17,324.80
  6. Step 6: Final answer
    x = 13,624.75

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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.