Home / 31,349.88-43,262.40-17,202.36

Finding the Fourth Proportional to 31,349.88, 43,262.40 and 17,202.36

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Solution

The fourth proportional to 31,349.88, 43,262.40 and 17,202.36 is: 23,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.88 : 43,262.40 = 17,202.36 : x
  2. Step 2: Convert to fraction form
    31,349.88/43,262.40 = 17,202.36/x
  3. Step 3: Cross multiply
    31,349.88x = 43,262.40 × 17,202.36
  4. Step 4: Simplify right side
    31,349.88x = 744,215,379.26
  5. Step 5: Solve for x
    x = 744,215,379.26/31,349.88
  6. Step 6: Final answer
    x = 23,739.02

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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.