Home / 40,310.66-55,613.21-25,969.41

Finding the Fourth Proportional to 40,310.66, 55,613.21 and 25,969.41

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Solution

The fourth proportional to 40,310.66, 55,613.21 and 25,969.41 is: 35,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.66 : 55,613.21 = 25,969.41 : x
  2. Step 2: Convert to fraction form
    40,310.66/55,613.21 = 25,969.41/x
  3. Step 3: Cross multiply
    40,310.66x = 55,613.21 × 25,969.41
  4. Step 4: Simplify right side
    40,310.66x = 1,444,242,122.06
  5. Step 5: Solve for x
    x = 1,444,242,122.06/40,310.66
  6. Step 6: Final answer
    x = 35,827.79

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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.