Home / 23,165-34,724.40-9,116.24

Finding the Fourth Proportional to 23,165, 34,724.40 and 9,116.24

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Solution

The fourth proportional to 23,165, 34,724.40 and 9,116.24 is: 13,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165 : 34,724.40 = 9,116.24 : x
  2. Step 2: Convert to fraction form
    23,165/34,724.40 = 9,116.24/x
  3. Step 3: Cross multiply
    23,165x = 34,724.40 × 9,116.24
  4. Step 4: Simplify right side
    23,165x = 316,555,964.26
  5. Step 5: Solve for x
    x = 316,555,964.26/23,165
  6. Step 6: Final answer
    x = 13,665.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.