Home / 18,584.70-25,646.75-10,086.60

Finding the Fourth Proportional to 18,584.70, 25,646.75 and 10,086.60

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Solution

The fourth proportional to 18,584.70, 25,646.75 and 10,086.60 is: 13,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.70 : 25,646.75 = 10,086.60 : x
  2. Step 2: Convert to fraction form
    18,584.70/25,646.75 = 10,086.60/x
  3. Step 3: Cross multiply
    18,584.70x = 25,646.75 × 10,086.60
  4. Step 4: Simplify right side
    18,584.70x = 258,688,508.55
  5. Step 5: Solve for x
    x = 258,688,508.55/18,584.70
  6. Step 6: Final answer
    x = 13,919.43

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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.