Home / 11,322.41-17,043.57-8,058.11

Finding the Fourth Proportional to 11,322.41, 17,043.57 and 8,058.11

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Solution

The fourth proportional to 11,322.41, 17,043.57 and 8,058.11 is: 12,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.41 : 17,043.57 = 8,058.11 : x
  2. Step 2: Convert to fraction form
    11,322.41/17,043.57 = 8,058.11/x
  3. Step 3: Cross multiply
    11,322.41x = 17,043.57 × 8,058.11
  4. Step 4: Simplify right side
    11,322.41x = 137,338,876.63
  5. Step 5: Solve for x
    x = 137,338,876.63/11,322.41
  6. Step 6: Final answer
    x = 12,129.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.