Home / 23,405.14-32,299.73-13,979.17

Finding the Fourth Proportional to 23,405.14, 32,299.73 and 13,979.17

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Solution

The fourth proportional to 23,405.14, 32,299.73 and 13,979.17 is: 19,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.14 : 32,299.73 = 13,979.17 : x
  2. Step 2: Convert to fraction form
    23,405.14/32,299.73 = 13,979.17/x
  3. Step 3: Cross multiply
    23,405.14x = 32,299.73 × 13,979.17
  4. Step 4: Simplify right side
    23,405.14x = 451,523,416.62
  5. Step 5: Solve for x
    x = 451,523,416.62/23,405.14
  6. Step 6: Final answer
    x = 19,291.63

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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.