Home / 13,068.18-18,026.24-12,193.38

Finding the Fourth Proportional to 13,068.18, 18,026.24 and 12,193.38

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Solution

The fourth proportional to 13,068.18, 18,026.24 and 12,193.38 is: 16,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.18 : 18,026.24 = 12,193.38 : x
  2. Step 2: Convert to fraction form
    13,068.18/18,026.24 = 12,193.38/x
  3. Step 3: Cross multiply
    13,068.18x = 18,026.24 × 12,193.38
  4. Step 4: Simplify right side
    13,068.18x = 219,800,794.29
  5. Step 5: Solve for x
    x = 219,800,794.29/13,068.18
  6. Step 6: Final answer
    x = 16,819.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.