Home / 31,664.16-43,696.08-17,517.24

Finding the Fourth Proportional to 31,664.16, 43,696.08 and 17,517.24

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Solution

The fourth proportional to 31,664.16, 43,696.08 and 17,517.24 is: 24,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,664.16 : 43,696.08 = 17,517.24 : x
  2. Step 2: Convert to fraction form
    31,664.16/43,696.08 = 17,517.24/x
  3. Step 3: Cross multiply
    31,664.16x = 43,696.08 × 17,517.24
  4. Step 4: Simplify right side
    31,664.16x = 765,434,720.42
  5. Step 5: Solve for x
    x = 765,434,720.42/31,664.16
  6. Step 6: Final answer
    x = 24,173.54

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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.