Home / 27,027.78-40,562.46-17,665.26

Finding the Fourth Proportional to 27,027.78, 40,562.46 and 17,665.26

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Solution

The fourth proportional to 27,027.78, 40,562.46 and 17,665.26 is: 26,511.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027.78 : 40,562.46 = 17,665.26 : x
  2. Step 2: Convert to fraction form
    27,027.78/40,562.46 = 17,665.26/x
  3. Step 3: Cross multiply
    27,027.78x = 40,562.46 × 17,665.26
  4. Step 4: Simplify right side
    27,027.78x = 716,546,402.14
  5. Step 5: Solve for x
    x = 716,546,402.14/27,027.78
  6. Step 6: Final answer
    x = 26,511.48

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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.