Home / 16,379.32-22,596.78-11,414.20

Finding the Fourth Proportional to 16,379.32, 22,596.78 and 11,414.20

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Solution

The fourth proportional to 16,379.32, 22,596.78 and 11,414.20 is: 15,746.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.32 : 22,596.78 = 11,414.20 : x
  2. Step 2: Convert to fraction form
    16,379.32/22,596.78 = 11,414.20/x
  3. Step 3: Cross multiply
    16,379.32x = 22,596.78 × 11,414.20
  4. Step 4: Simplify right side
    16,379.32x = 257,924,166.28
  5. Step 5: Solve for x
    x = 257,924,166.28/16,379.32
  6. Step 6: Final answer
    x = 15,746.94

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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.