Home / 31,255.27-43,135.23-17,110.24

Finding the Fourth Proportional to 31,255.27, 43,135.23 and 17,110.24

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Solution

The fourth proportional to 31,255.27, 43,135.23 and 17,110.24 is: 23,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,255.27 : 43,135.23 = 17,110.24 : x
  2. Step 2: Convert to fraction form
    31,255.27/43,135.23 = 17,110.24/x
  3. Step 3: Cross multiply
    31,255.27x = 43,135.23 × 17,110.24
  4. Step 4: Simplify right side
    31,255.27x = 738,054,094.08
  5. Step 5: Solve for x
    x = 738,054,094.08/31,255.27
  6. Step 6: Final answer
    x = 23,613.75

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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.