Home / 18,276.72-27,416.04-5,797.68

Finding the Fourth Proportional to 18,276.72, 27,416.04 and 5,797.68

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Solution

The fourth proportional to 18,276.72, 27,416.04 and 5,797.68 is: 8,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.72 : 27,416.04 = 5,797.68 : x
  2. Step 2: Convert to fraction form
    18,276.72/27,416.04 = 5,797.68/x
  3. Step 3: Cross multiply
    18,276.72x = 27,416.04 × 5,797.68
  4. Step 4: Simplify right side
    18,276.72x = 158,949,426.79
  5. Step 5: Solve for x
    x = 158,949,426.79/18,276.72
  6. Step 6: Final answer
    x = 8,696.82

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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.