Home / 12,054.22-18,087.09-4,266.70

Finding the Fourth Proportional to 12,054.22, 18,087.09 and 4,266.70

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Solution

The fourth proportional to 12,054.22, 18,087.09 and 4,266.70 is: 6,402.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.22 : 18,087.09 = 4,266.70 : x
  2. Step 2: Convert to fraction form
    12,054.22/18,087.09 = 4,266.70/x
  3. Step 3: Cross multiply
    12,054.22x = 18,087.09 × 4,266.70
  4. Step 4: Simplify right side
    12,054.22x = 77,172,186.90
  5. Step 5: Solve for x
    x = 77,172,186.90/12,054.22
  6. Step 6: Final answer
    x = 6,402.09

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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.