Home / 18,216.91-27,328.25-6,373.99

Finding the Fourth Proportional to 18,216.91, 27,328.25 and 6,373.99

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Solution

The fourth proportional to 18,216.91, 27,328.25 and 6,373.99 is: 9,561.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.91 : 27,328.25 = 6,373.99 : x
  2. Step 2: Convert to fraction form
    18,216.91/27,328.25 = 6,373.99/x
  3. Step 3: Cross multiply
    18,216.91x = 27,328.25 × 6,373.99
  4. Step 4: Simplify right side
    18,216.91x = 174,189,992.22
  5. Step 5: Solve for x
    x = 174,189,992.22/18,216.91
  6. Step 6: Final answer
    x = 9,561.99

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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.