Home / 31,449.39-43,400.82-17,302.26

Finding the Fourth Proportional to 31,449.39, 43,400.82 and 17,302.26

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Solution

The fourth proportional to 31,449.39, 43,400.82 and 17,302.26 is: 23,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,449.39 : 43,400.82 = 17,302.26 : x
  2. Step 2: Convert to fraction form
    31,449.39/43,400.82 = 17,302.26/x
  3. Step 3: Cross multiply
    31,449.39x = 43,400.82 × 17,302.26
  4. Step 4: Simplify right side
    31,449.39x = 750,932,271.85
  5. Step 5: Solve for x
    x = 750,932,271.85/31,449.39
  6. Step 6: Final answer
    x = 23,877.48

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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.