Home / 18,987.08-26,201.22-10,601.96

Finding the Fourth Proportional to 18,987.08, 26,201.22 and 10,601.96

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Solution

The fourth proportional to 18,987.08, 26,201.22 and 10,601.96 is: 14,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,987.08 : 26,201.22 = 10,601.96 : x
  2. Step 2: Convert to fraction form
    18,987.08/26,201.22 = 10,601.96/x
  3. Step 3: Cross multiply
    18,987.08x = 26,201.22 × 10,601.96
  4. Step 4: Simplify right side
    18,987.08x = 277,784,286.39
  5. Step 5: Solve for x
    x = 277,784,286.39/18,987.08
  6. Step 6: Final answer
    x = 14,630.17

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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.