Home / 12,068.92-18,093.66-5,491.72

Finding the Fourth Proportional to 12,068.92, 18,093.66 and 5,491.72

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Solution

The fourth proportional to 12,068.92, 18,093.66 and 5,491.72 is: 8,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.92 : 18,093.66 = 5,491.72 : x
  2. Step 2: Convert to fraction form
    12,068.92/18,093.66 = 5,491.72/x
  3. Step 3: Cross multiply
    12,068.92x = 18,093.66 × 5,491.72
  4. Step 4: Simplify right side
    12,068.92x = 99,365,314.50
  5. Step 5: Solve for x
    x = 99,365,314.50/12,068.92
  6. Step 6: Final answer
    x = 8,233.16

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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.