Home / 23,872.14-32,940.78-13,260.06

Finding the Fourth Proportional to 23,872.14, 32,940.78 and 13,260.06

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Solution

The fourth proportional to 23,872.14, 32,940.78 and 13,260.06 is: 18,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,872.14 : 32,940.78 = 13,260.06 : x
  2. Step 2: Convert to fraction form
    23,872.14/32,940.78 = 13,260.06/x
  3. Step 3: Cross multiply
    23,872.14x = 32,940.78 × 13,260.06
  4. Step 4: Simplify right side
    23,872.14x = 436,796,719.25
  5. Step 5: Solve for x
    x = 436,796,719.25/23,872.14
  6. Step 6: Final answer
    x = 18,297.34

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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.