Home / 31,276.33-43,150.62-17,837.92

Finding the Fourth Proportional to 31,276.33, 43,150.62 and 17,837.92

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Solution

The fourth proportional to 31,276.33, 43,150.62 and 17,837.92 is: 24,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.33 : 43,150.62 = 17,837.92 : x
  2. Step 2: Convert to fraction form
    31,276.33/43,150.62 = 17,837.92/x
  3. Step 3: Cross multiply
    31,276.33x = 43,150.62 × 17,837.92
  4. Step 4: Simplify right side
    31,276.33x = 769,717,307.51
  5. Step 5: Solve for x
    x = 769,717,307.51/31,276.33
  6. Step 6: Final answer
    x = 24,610.22

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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.