Home / 11,857.59-17,804.88-11,331.77

Finding the Fourth Proportional to 11,857.59, 17,804.88 and 11,331.77

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Solution

The fourth proportional to 11,857.59, 17,804.88 and 11,331.77 is: 17,015.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.59 : 17,804.88 = 11,331.77 : x
  2. Step 2: Convert to fraction form
    11,857.59/17,804.88 = 11,331.77/x
  3. Step 3: Cross multiply
    11,857.59x = 17,804.88 × 11,331.77
  4. Step 4: Simplify right side
    11,857.59x = 201,760,716.01
  5. Step 5: Solve for x
    x = 201,760,716.01/11,857.59
  6. Step 6: Final answer
    x = 17,015.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.