Home / 31,448.25-43,398.59-17,301.60

Finding the Fourth Proportional to 31,448.25, 43,398.59 and 17,301.60

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Solution

The fourth proportional to 31,448.25, 43,398.59 and 17,301.60 is: 23,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,448.25 : 43,398.59 = 17,301.60 : x
  2. Step 2: Convert to fraction form
    31,448.25/43,398.59 = 17,301.60/x
  3. Step 3: Cross multiply
    31,448.25x = 43,398.59 × 17,301.60
  4. Step 4: Simplify right side
    31,448.25x = 750,864,958.24
  5. Step 5: Solve for x
    x = 750,864,958.24/31,448.25
  6. Step 6: Final answer
    x = 23,876.21

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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.