Home / 16,467.39-22,738.10-15,207.99

Finding the Fourth Proportional to 16,467.39, 22,738.10 and 15,207.99

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Solution

The fourth proportional to 16,467.39, 22,738.10 and 15,207.99 is: 20,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,467.39 : 22,738.10 = 15,207.99 : x
  2. Step 2: Convert to fraction form
    16,467.39/22,738.10 = 15,207.99/x
  3. Step 3: Cross multiply
    16,467.39x = 22,738.10 × 15,207.99
  4. Step 4: Simplify right side
    16,467.39x = 345,800,721.66
  5. Step 5: Solve for x
    x = 345,800,721.66/16,467.39
  6. Step 6: Final answer
    x = 20,999.12

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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.