Home / 26,665.26-39,999.26-11,875.22

Finding the Fourth Proportional to 26,665.26, 39,999.26 and 11,875.22

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Solution

The fourth proportional to 26,665.26, 39,999.26 and 11,875.22 is: 17,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.26 : 39,999.26 = 11,875.22 : x
  2. Step 2: Convert to fraction form
    26,665.26/39,999.26 = 11,875.22/x
  3. Step 3: Cross multiply
    26,665.26x = 39,999.26 × 11,875.22
  4. Step 4: Simplify right side
    26,665.26x = 475,000,012.34
  5. Step 5: Solve for x
    x = 475,000,012.34/26,665.26
  6. Step 6: Final answer
    x = 17,813.44

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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.