Home / 18,416.70-27,629.10-5,934.60

Finding the Fourth Proportional to 18,416.70, 27,629.10 and 5,934.60

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Solution

The fourth proportional to 18,416.70, 27,629.10 and 5,934.60 is: 8,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.70 : 27,629.10 = 5,934.60 : x
  2. Step 2: Convert to fraction form
    18,416.70/27,629.10 = 5,934.60/x
  3. Step 3: Cross multiply
    18,416.70x = 27,629.10 × 5,934.60
  4. Step 4: Simplify right side
    18,416.70x = 163,967,656.86
  5. Step 5: Solve for x
    x = 163,967,656.86/18,416.70
  6. Step 6: Final answer
    x = 8,903.21

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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.