Home / 12,942.22-19,414.54-4,623.10

Finding the Fourth Proportional to 12,942.22, 19,414.54 and 4,623.10

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Solution

The fourth proportional to 12,942.22, 19,414.54 and 4,623.10 is: 6,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942.22 : 19,414.54 = 4,623.10 : x
  2. Step 2: Convert to fraction form
    12,942.22/19,414.54 = 4,623.10/x
  3. Step 3: Cross multiply
    12,942.22x = 19,414.54 × 4,623.10
  4. Step 4: Simplify right side
    12,942.22x = 89,755,359.87
  5. Step 5: Solve for x
    x = 89,755,359.87/12,942.22
  6. Step 6: Final answer
    x = 6,935.08

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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.