Home / 31,412.58-43,348.26-17,265.33

Finding the Fourth Proportional to 31,412.58, 43,348.26 and 17,265.33

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Solution

The fourth proportional to 31,412.58, 43,348.26 and 17,265.33 is: 23,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412.58 : 43,348.26 = 17,265.33 : x
  2. Step 2: Convert to fraction form
    31,412.58/43,348.26 = 17,265.33/x
  3. Step 3: Cross multiply
    31,412.58x = 43,348.26 × 17,265.33
  4. Step 4: Simplify right side
    31,412.58x = 748,422,013.83
  5. Step 5: Solve for x
    x = 748,422,013.83/31,412.58
  6. Step 6: Final answer
    x = 23,825.55

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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.