Home / 18,226.94-27,335.18-7,699.35

Finding the Fourth Proportional to 18,226.94, 27,335.18 and 7,699.35

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Solution

The fourth proportional to 18,226.94, 27,335.18 and 7,699.35 is: 11,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.94 : 27,335.18 = 7,699.35 : x
  2. Step 2: Convert to fraction form
    18,226.94/27,335.18 = 7,699.35/x
  3. Step 3: Cross multiply
    18,226.94x = 27,335.18 × 7,699.35
  4. Step 4: Simplify right side
    18,226.94x = 210,463,079.64
  5. Step 5: Solve for x
    x = 210,463,079.64/18,226.94
  6. Step 6: Final answer
    x = 11,546.82

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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.