Home / 26,141.51-39,190.23-11,339.28

Finding the Fourth Proportional to 26,141.51, 39,190.23 and 11,339.28

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Solution

The fourth proportional to 26,141.51, 39,190.23 and 11,339.28 is: 16,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,141.51 : 39,190.23 = 11,339.28 : x
  2. Step 2: Convert to fraction form
    26,141.51/39,190.23 = 11,339.28/x
  3. Step 3: Cross multiply
    26,141.51x = 39,190.23 × 11,339.28
  4. Step 4: Simplify right side
    26,141.51x = 444,388,991.23
  5. Step 5: Solve for x
    x = 444,388,991.23/26,141.51
  6. Step 6: Final answer
    x = 16,999.36

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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.