Home / 18,161.40-27,209.70-14,856.60

Finding the Fourth Proportional to 18,161.40, 27,209.70 and 14,856.60

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Solution

The fourth proportional to 18,161.40, 27,209.70 and 14,856.60 is: 22,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.40 : 27,209.70 = 14,856.60 : x
  2. Step 2: Convert to fraction form
    18,161.40/27,209.70 = 14,856.60/x
  3. Step 3: Cross multiply
    18,161.40x = 27,209.70 × 14,856.60
  4. Step 4: Simplify right side
    18,161.40x = 404,243,629.02
  5. Step 5: Solve for x
    x = 404,243,629.02/18,161.40
  6. Step 6: Final answer
    x = 22,258.40

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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.