Home / 18,276.96-27,346.32-17,171.04

Finding the Fourth Proportional to 18,276.96, 27,346.32 and 17,171.04

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Solution

The fourth proportional to 18,276.96, 27,346.32 and 17,171.04 is: 25,691.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.96 : 27,346.32 = 17,171.04 : x
  2. Step 2: Convert to fraction form
    18,276.96/27,346.32 = 17,171.04/x
  3. Step 3: Cross multiply
    18,276.96x = 27,346.32 × 17,171.04
  4. Step 4: Simplify right side
    18,276.96x = 469,564,754.57
  5. Step 5: Solve for x
    x = 469,564,754.57/18,276.96
  6. Step 6: Final answer
    x = 25,691.62

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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.