Home / 18,445.93-27,671.61-5,961.80

Finding the Fourth Proportional to 18,445.93, 27,671.61 and 5,961.80

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Solution

The fourth proportional to 18,445.93, 27,671.61 and 5,961.80 is: 8,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.93 : 27,671.61 = 5,961.80 : x
  2. Step 2: Convert to fraction form
    18,445.93/27,671.61 = 5,961.80/x
  3. Step 3: Cross multiply
    18,445.93x = 27,671.61 × 5,961.80
  4. Step 4: Simplify right side
    18,445.93x = 164,972,604.50
  5. Step 5: Solve for x
    x = 164,972,604.50/18,445.93
  6. Step 6: Final answer
    x = 8,943.58

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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.