Home / 18,173.30-27,260.15-6,486.62

Finding the Fourth Proportional to 18,173.30, 27,260.15 and 6,486.62

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Solution

The fourth proportional to 18,173.30, 27,260.15 and 6,486.62 is: 9,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.30 : 27,260.15 = 6,486.62 : x
  2. Step 2: Convert to fraction form
    18,173.30/27,260.15 = 6,486.62/x
  3. Step 3: Cross multiply
    18,173.30x = 27,260.15 × 6,486.62
  4. Step 4: Simplify right side
    18,173.30x = 176,826,065.46
  5. Step 5: Solve for x
    x = 176,826,065.46/18,173.30
  6. Step 6: Final answer
    x = 9,729.99

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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.