Home / 12,284.43-18,433.89-6,736.74

Finding the Fourth Proportional to 12,284.43, 18,433.89 and 6,736.74

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Solution

The fourth proportional to 12,284.43, 18,433.89 and 6,736.74 is: 10,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284.43 : 18,433.89 = 6,736.74 : x
  2. Step 2: Convert to fraction form
    12,284.43/18,433.89 = 6,736.74/x
  3. Step 3: Cross multiply
    12,284.43x = 18,433.89 × 6,736.74
  4. Step 4: Simplify right side
    12,284.43x = 124,184,324.12
  5. Step 5: Solve for x
    x = 124,184,324.12/12,284.43
  6. Step 6: Final answer
    x = 10,109.08

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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.