Home / 57,442.38-86,163.58-17,999.48

Finding the Fourth Proportional to 57,442.38, 86,163.58 and 17,999.48

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Solution

The fourth proportional to 57,442.38, 86,163.58 and 17,999.48 is: 26,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,442.38 : 86,163.58 = 17,999.48 : x
  2. Step 2: Convert to fraction form
    57,442.38/86,163.58 = 17,999.48/x
  3. Step 3: Cross multiply
    57,442.38x = 86,163.58 × 17,999.48
  4. Step 4: Simplify right side
    57,442.38x = 1,550,899,634.94
  5. Step 5: Solve for x
    x = 1,550,899,634.94/57,442.38
  6. Step 6: Final answer
    x = 26,999.22

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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.