Home / 18,843.21-26,003.94-10,346.12

Finding the Fourth Proportional to 18,843.21, 26,003.94 and 10,346.12

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Solution

The fourth proportional to 18,843.21, 26,003.94 and 10,346.12 is: 14,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.21 : 26,003.94 = 10,346.12 : x
  2. Step 2: Convert to fraction form
    18,843.21/26,003.94 = 10,346.12/x
  3. Step 3: Cross multiply
    18,843.21x = 26,003.94 × 10,346.12
  4. Step 4: Simplify right side
    18,843.21x = 269,039,883.71
  5. Step 5: Solve for x
    x = 269,039,883.71/18,843.21
  6. Step 6: Final answer
    x = 14,277.82

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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.