Home / 31,171.48-43,016.64-17,024.36

Finding the Fourth Proportional to 31,171.48, 43,016.64 and 17,024.36

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Solution

The fourth proportional to 31,171.48, 43,016.64 and 17,024.36 is: 23,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,171.48 : 43,016.64 = 17,024.36 : x
  2. Step 2: Convert to fraction form
    31,171.48/43,016.64 = 17,024.36/x
  3. Step 3: Cross multiply
    31,171.48x = 43,016.64 × 17,024.36
  4. Step 4: Simplify right side
    31,171.48x = 732,330,765.35
  5. Step 5: Solve for x
    x = 732,330,765.35/31,171.48
  6. Step 6: Final answer
    x = 23,493.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.