Home / 18,054.36-27,084.11-5,575.41

Finding the Fourth Proportional to 18,054.36, 27,084.11 and 5,575.41

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Solution

The fourth proportional to 18,054.36, 27,084.11 and 5,575.41 is: 8,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.36 : 27,084.11 = 5,575.41 : x
  2. Step 2: Convert to fraction form
    18,054.36/27,084.11 = 5,575.41/x
  3. Step 3: Cross multiply
    18,054.36x = 27,084.11 × 5,575.41
  4. Step 4: Simplify right side
    18,054.36x = 151,004,989.86
  5. Step 5: Solve for x
    x = 151,004,989.86/18,054.36
  6. Step 6: Final answer
    x = 8,363.91

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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.