Home / 12,410.36-17,076.24-12,115.10

Finding the Fourth Proportional to 12,410.36, 17,076.24 and 12,115.10

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Solution

The fourth proportional to 12,410.36, 17,076.24 and 12,115.10 is: 16,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.36 : 17,076.24 = 12,115.10 : x
  2. Step 2: Convert to fraction form
    12,410.36/17,076.24 = 12,115.10/x
  3. Step 3: Cross multiply
    12,410.36x = 17,076.24 × 12,115.10
  4. Step 4: Simplify right side
    12,410.36x = 206,880,355.22
  5. Step 5: Solve for x
    x = 206,880,355.22/12,410.36
  6. Step 6: Final answer
    x = 16,669.97

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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.