Home / 18,963.82-26,170.60-10,580.86

Finding the Fourth Proportional to 18,963.82, 26,170.60 and 10,580.86

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Solution

The fourth proportional to 18,963.82, 26,170.60 and 10,580.86 is: 14,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963.82 : 26,170.60 = 10,580.86 : x
  2. Step 2: Convert to fraction form
    18,963.82/26,170.60 = 10,580.86/x
  3. Step 3: Cross multiply
    18,963.82x = 26,170.60 × 10,580.86
  4. Step 4: Simplify right side
    18,963.82x = 276,907,454.72
  5. Step 5: Solve for x
    x = 276,907,454.72/18,963.82
  6. Step 6: Final answer
    x = 14,601.88

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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.