Home / 18,185.22-27,263.10-8,182.65

Finding the Fourth Proportional to 18,185.22, 27,263.10 and 8,182.65

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Solution

The fourth proportional to 18,185.22, 27,263.10 and 8,182.65 is: 12,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.22 : 27,263.10 = 8,182.65 : x
  2. Step 2: Convert to fraction form
    18,185.22/27,263.10 = 8,182.65/x
  3. Step 3: Cross multiply
    18,185.22x = 27,263.10 × 8,182.65
  4. Step 4: Simplify right side
    18,185.22x = 223,084,405.22
  5. Step 5: Solve for x
    x = 223,084,405.22/18,185.22
  6. Step 6: Final answer
    x = 12,267.35

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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.