Home / 16,767.05-23,138.06-9,213.35

Finding the Fourth Proportional to 16,767.05, 23,138.06 and 9,213.35

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Solution

The fourth proportional to 16,767.05, 23,138.06 and 9,213.35 is: 12,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.05 : 23,138.06 = 9,213.35 : x
  2. Step 2: Convert to fraction form
    16,767.05/23,138.06 = 9,213.35/x
  3. Step 3: Cross multiply
    16,767.05x = 23,138.06 × 9,213.35
  4. Step 4: Simplify right side
    16,767.05x = 213,179,125.98
  5. Step 5: Solve for x
    x = 213,179,125.98/16,767.05
  6. Step 6: Final answer
    x = 12,714.17

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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.