Home / 18,101.62-27,145.72-6,252.36

Finding the Fourth Proportional to 18,101.62, 27,145.72 and 6,252.36

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Solution

The fourth proportional to 18,101.62, 27,145.72 and 6,252.36 is: 9,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.62 : 27,145.72 = 6,252.36 : x
  2. Step 2: Convert to fraction form
    18,101.62/27,145.72 = 6,252.36/x
  3. Step 3: Cross multiply
    18,101.62x = 27,145.72 × 6,252.36
  4. Step 4: Simplify right side
    18,101.62x = 169,724,813.90
  5. Step 5: Solve for x
    x = 169,724,813.90/18,101.62
  6. Step 6: Final answer
    x = 9,376.22

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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.