Home / 16,819.13-23,210.39-9,367.13

Finding the Fourth Proportional to 16,819.13, 23,210.39 and 9,367.13

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Solution

The fourth proportional to 16,819.13, 23,210.39 and 9,367.13 is: 12,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.13 : 23,210.39 = 9,367.13 : x
  2. Step 2: Convert to fraction form
    16,819.13/23,210.39 = 9,367.13/x
  3. Step 3: Cross multiply
    16,819.13x = 23,210.39 × 9,367.13
  4. Step 4: Simplify right side
    16,819.13x = 217,414,647.85
  5. Step 5: Solve for x
    x = 217,414,647.85/16,819.13
  6. Step 6: Final answer
    x = 12,926.63

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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.