Home / 18,081.93-27,122.99-6,395.16

Finding the Fourth Proportional to 18,081.93, 27,122.99 and 6,395.16

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Solution

The fourth proportional to 18,081.93, 27,122.99 and 6,395.16 is: 9,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.93 : 27,122.99 = 6,395.16 : x
  2. Step 2: Convert to fraction form
    18,081.93/27,122.99 = 6,395.16/x
  3. Step 3: Cross multiply
    18,081.93x = 27,122.99 × 6,395.16
  4. Step 4: Simplify right side
    18,081.93x = 173,455,828.75
  5. Step 5: Solve for x
    x = 173,455,828.75/18,081.93
  6. Step 6: Final answer
    x = 9,592.77

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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.